The human body is the most complex puzzle, and medicine is our way of solving it.

Stick to the rivers and the lakes that you're used to

The historian is both detective and storyteller.

不要走在我后面，因为我可能不会引路；不要走在我前面，因为我可能不会跟随；请走在我的身边，做我的朋友。

思想掠过我的心上，如一群野鹘飞过天空。我听见它们鼓翼之声了。

The first step in the art of cutting metals is to find a man who has the necessary skill and experience to do the work.

事实上，自然科学长期以来只是大脑和想象力的产物：现在是时候回归到对物质和显而易见事物的朴素而健全的观察上了。