"If we fail to meet our problems here, no one else in the world will do so. If we fail, the heart goes out of progressives throughout the world."

"I'm an old woman, and I have seen many changes. And I have learned that the only thing that doesn't change is human nature."

"Freedom makes a huge requirement of every human being. With freedom comes responsibility."

"One thing I have learned in a long life: that all our science, measured against reality, is primitive and childlike—and yet it is the most precious thing we have."

"To handle yourself, use your head; to handle others, use your heart."