Though it might be nice to imagine there once was a time when man lived in harmony with nature, it’s not clear that he ever really did.

It doesn’t much matter whether people care or don’t care. What matters is that people change the world.

It may seem impossible to imagine that a technologically advanced society could choose, in essence, to destroy itself, but that is what we are now in the processnof doing.

If in your lifetime you watch a species go extinct, or plummet almost to the point of extinction, that is a sign that something really serious is going on.

Neanderthals were pretty smart, and if we actively killed them off, then probably we did so in the same way that humans kill each other.

Humans will eventually become extinct. People treat that as a radical thing to say. But the fossil record shows us that everything eventually becomes extinct.

Most of us live in parts of the world where we don't expect to see much, and we wouldn't necessarily notice things that are crashing.

There's this idea of shifting baselines. It was coined by a guy named Jeremy Jackson. It's the idea that every generation takes what it sees, and says, "Okay, well, that's the norm."

No matter what Donald Trump says, it's clear that global warming is rapidly changing conditions on our planet.

In a poll commissioned by Time and CNN, two-thirds of American parents said they think that their children are spoiled.

There are a lot of things that we could do to minimize what we're doing, but we're not getting back those frogs that I saw that no longer exist.

My mom calls me an older soul because, growing up, she taught me stuff real early. Now I spend most of my time chasing wisdom, chasing understanding.

I wish I could go home. I've been on the road since May. I wonder if my dogs still remember me

I am uncomfortable with heights, I'm scared of the dark and I am scared of big crowds.

Self-love is an idolatry. Self-hatred is a tragedy.

Knowledge, like experience, is valid in fiction only after it has dissolved and filtered down through the imagination into reality.

Your talk talks and your walk talks, but your walk talks louder than your talk talks.

It is possible to do something, and to do something meticulously and completely with out creating a goal... all nature works this way.

I hate you, Richard Wagner . . . but I hate you on my knees.

It is often said that it's a man's world; we must change this fact and create this: It's a human's world!

Business people don't need to understand designers better. They need to be designers.