Quality is more important than quantity. One home run is much better than two doubles.

Never forget what you are, for surely the world will not. Make it your strength. Then it can never be your weakness. Armor yourself in it, and it will never be used to hurt you.

The improvement of the productive powers of labor, and the greater part of the skill, dexterity, and judgement with which it is anywhere directed or applied, seem to have been the effects of division of labor.

没有执行的创新只是空想。

To be forgiven is only half the gift. The other half is that we also can forgive.

The absence is more important than the presence.

Understanding the limits of computation is as important as expanding its capabilities.