写作的行为是一种乐观的行为。如果你觉得它不重要，你就不会费心去做。

科学不仅是对世界的描述，也是世界的一部分。

The truth is rarely pure and never simple.

The most important thing in leadership is to listen—really listen—to the people around you.

Thanks to those who once looked down on me, making me live more brilliantly without bowing my head.

Einstein was wrong when he said, 'God does not play dice'. Consideration of black holes suggests, not only that God does play dice, but that he sometimes confuses us by throwing them where they can't be seen