最好的商业模式是垄断。

与没见过的老虎还可以亲近，但与很熟悉的人不能够太亲。

Security is not a feature, it's a foundation.

The history of philosophy is not, like the history of the sciences, to be considered as a mere chronological record of discoveries and errors. It is the history of the human spirit in its endeavor to understand itself and its relation to the universe.

作家的职责是讲述真相，无论多么痛苦。