"Everything is a dangerous drug except reality, which is unendurable."

"Words today are like the shells and rope of seaweed which a child brings home glistening from the beach and which in an hour have lost their luster."

"Greed, like the love of comfort, is a kind of fear."

"The dread of lonliness is greater than the fear of bondage, so we get married."

"The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used, and thus in the case before us it cannot be immaterial what plants are subjected to experiment and in what manner such experiment is conducted."

"I'm reluctant to get involved in science fiction, because I feel like I've done it and done it well, so unless something comes along that I feel has the potential to do something even more interesting, it seems a shame to sort of re-live something in half-measures."

"Raising children is a creative endeavor, an art rather than a science."

"The media thinks that you have to make science sexy and concentrate on themes such as rivalry and the human issues."