"Stop doing what is easy or popular. Start doing what is right."

"I smile and start to count on my fingers: One, people are good. Two, every conflict can be removed. Three, every situation, no matter how complex it initially looks, is exceedingly simple. Four, every…"

"Evolution is the fundamental idea in all of life science, in all of biology. It's like, it's very much analogous to trying to do geology without believing in tectonic plates. You're just not gonna get…"

"I headed toward home alone, really alone now, telling myself that in all the sprawling immensity of our mighty continent the least-known factor of living was the human heart, the least-sought goal of …"

"It had to happen to you, to concentrate your whole life on one point, and then discover that you can do anything except live at that point."