The only way to write well is to write badly first.
The aim of every artist is to arrest motion, which is life, by artificial means and hold it fixed so that a hundred years later, when a stranger looks at it, it moves again since it is life.
The most common form of despair is not being who you are.
"Success is not final, failure is not fatal: It is the courage to continue that counts."
变得快乐的技巧几乎完全不同于不悲伤的技巧。
The key to artificial intelligence has always been the representation.