A group of followers has strength because of its numbers. A following has power because of its beliefs.
It is in literature that the concrete outlook of humanity receives its expression.
The motive of success is not enough.
Our minds are finite, and yet even in these circumstances of finitude we are surrounded by possibilities that are infinite, and the purpose of life is to grasp as much as we can out of that infinitude.
Great people plant trees they'll never sit under.
Human nature loses its most precious quality when it is robbed of its sense of things beyond, unexplored and yet insistent.
Ideas won't keep. Something must be done about them.
I care passionately about equal rights [and] animal rights.
There's a marvelous peace in not publishing, there's a stillness. When you publish, the world thinks you owe something. If you don't publish, they don't know what you're doing. You can keep it for yourself.
If I resign any time this year, he [President Obama] could not successfully appoint anyone I would like to see in the court. . . . [A]nybody who thinks that if I step down, Obama could appoint someone like me, they're misguided.
An idea can be greater than the Sun, because with an intelligent idea, man can discover the way to create another sun! Idea is the greatest power in this universe!