Don't bother just to be better than your contemporaries or predecessors. Try to be better than yourself.
A mule will labor ten years willingly and patiently for you, for the privilege of kicking you once.
Facts and truth really don't have much to do with each other.
A writer is congenitally unable to tell the truth and that is why we call what he writes fiction.
This is a free country. Folks have a right to send me letters, and I have a right not to read them.
A writer needs three things, experience, observation, and imagination, any two of which, at times any one of which, can supply the lack of the others.
No one is without Christianity [...] Whatever its symbol - cross or crescent or whatever - that symbol is man's reminder of his duty inside the human race.
The man who removes a mountain begins by carrying away small stones.
An artist is a creature driven by demons. He don't know why they choose him and he's usually too busy to wonder why.
The last sound on the worthless earth will be two human beings trying to launch a homemade spaceship and already quarreling about where they are going next.
A man's moral conscience is the curse he had to accept from the gods in order to gain from them the right to dream.