Each generation takes the earth as trustees.

One of the best rules anybody can learn about investing is to do nothing, absolutely nothing, unless there is something to do... I just wait until there is money lying in the corner, and all I have to do is go over there and pick it up.

Every sentence I utter must be understood not as an affirmation, but as a question.

Geometry is knowledge of the eternally existent.

伟大并非在于力量的强大，而是你如何使用你的力量。