The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

"The future is always a whirring blur, a possibility, not a place."

I think it matters whether someone has a good heart.

The study of intelligence must be grounded in the study of symbol systems.

在分布式系统中，关键挑战是在不可靠的组件之间达成共识。