"Every closed eye is not sleeping, and every open eye is not seeing."

"By the 1960s, many of us believed that the Civil Rights Movement could eliminate racism in America during our lifetime. But despite significant progress, racism remains."

"People can be more forgiving than you can imagine. But you have to forgive yourself. Let go of what's bitter and move on."

"I don't know the key to success, but the key to failure is trying to please everybody."

"In fair weather prepare for foul."

"With success came an ever-growing burden of responsibility. I lived with a near-constant low-level anxiety that I would make a mistake that would not only threaten my career, but also my brothers' - not to mention the livelihoods of many people who work with us or for us."

"Relationships are a constant negotiation and balance."

"A molecular manufacturing technology will let us build molecular surgical tools, and those tools will, for the first time, let us directly address the problems at the very root level."