No garden survives on one kind of flower

As immigration rhetoric leans toward exclusion, nature offers a clearer lesson: systems built on difference endure.

By ANDREW CARDENAS
(Andrew Cardenas / Daily Trojan)

In my backyard, the flowers don’t grow in rows. They cluster freely — tall beside low, bright against soft, thorny next to delicate. Roots tangle beneath the same soil, each taking and giving  something different. It would be easier to organize them, to impose a clean order because order asks nothing of you. It demands only that you sort, separate and control. It lets you stop looking closely. 

But that isn’t how the garden survives. Its health depends on difference. What looks chaotic above ground is a system of quiet cooperation underneath — variety sustaining the soil and, almost incidentally, creating something beautiful.

That reality stands in contrast to a growing argument beyond the garden — that diversity is a weakness, that too many differences impair the whole. It appears in policy debates, especially around immigration, where images of enforcement have become routine: early morning operations, families disrupted and the language of order used to justify removal.


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Supporters answer by arguing for stricter control, while critics often respond by defending the belonging of those being excluded. In both cases, the debate can become less about the value of difference itself and more about whether difference threatens the stability of society. That is where the deeper assumption emerges — that unity depends on some degree of sameness. But that belief collapses under even the most basic observation.

The United States has never been homogenous. Its culture, economy and identity have always been shaped by and benefited from movement — by people arriving with different languages, skills and ways of seeing the world. To frame diversity as a liability is to ignore the very mechanism that built and continues to sustain the country.

Yet the opposition often presents itself as practical rather than ideological. It points to border control, economic strain and public safety before drifting into questions of belonging — who fits, who doesn’t, who is seen as part of the national fabric and who is treated as a disruption to it.

That shift reveals something deeper: A society that fears diversity is less curious. It stops asking why people move, what conditions push them and what contributions they make once they arrive. It reduces human beings into binaries — legal or illegal, citizens or outsiders.

And in doing so, it forgets something fundamental: Where a person is born is not a measure of their worth. It is an accident of geography, no more earned than the soil a seed happens to land in. The choice to leave home — often painful, often desperate, always difficult — is not a failure of character. It is, more often than not, an act of hope. To condemn someone for acting on that hope is to mistake circumstance for virtue.

To treat migration as a failure of character is to ignore that basic fact. 

Empathy, then, is not a weakness. It is a form of strength — the kind that allows a system to hold complexity without breaking under it. It requires patience, attention and the willingness to see beyond immediate discomfort.

Exclusion is simple. It draws a line and enforces it. Inclusion is harder. It asks how different lives can coexist, how systems can adapt and how communities can remain stable while still evolving.

Back in the garden, that kind of balance is constant. No plant exists in isolation. Each contributes to the overall health of the space where the success of one does not result in the removal of another. 

That perspective is absent in much of the current rhetoric around immigration. Policies built on fear — highly visible enforcement, mass detentions, language that frames existence as suspicious — do more than regulate movement. They suggest that some lives are less worthy of empathy and protection.

When a society becomes comfortable treating one group as disposable, it lowers the threshold for doing the same to others. The line between “us” and “them” shifts easily, depending on who holds power and how they choose to define it. 

But that line does not fall evenly. Not all people are treated the same. A person with wealth and skills, arriving from a country seen as an ally may be fast-tracked and even celebrated, while people fleeing violence from poorer, less politically connected nations face detention and deportation.

The system begins to sort human beings into tiers — people treated as desirable and people treated as burdensome — long before it asks about their humanity. That stratification does not contradict the logic of disposability; it confirms it. When worth is measured in monetary value rather than personhood, the door does not simply close on some people — it locks differently for each person, bending to whoever is drawing the line.

Breaking that cycle requires a different way of thinking about diversity, not just policy changes.

Diversity fuels innovation. When different perspectives meet, they generate ideas that would not exist otherwise. Science, art, business and other disciplines all rely on the cross-pollination of thought. A culture that retreats into sameness limits its own potential.

The garden offers a clear parallel: without variation, it weakens and becomes stagnant. The same is true for a nation. Approaches rooted in fear don’t solve challenges, they deepen division, harden perceptions and make understanding more difficult. 

Understanding is the only path forward.

In my backyard, the lesson is visible. Life sustains itself through variation, through interaction, through the constant exchange of what is taken and what is given back. The garden does not ask which flower deserves to be there. It allows them to grow, and in doing so, creates a system stronger than any single part.

We are not separate from that logic. 

The question is not whether diversity exists. It does. The question is whether it will be treated as something to cultivate or something to suppress. The answer will determine whether the ground beneath us remains fertile — or whether, in the pursuit of sameness, we strip it of the very conditions that make life possible.

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