The only person you should try to be better than is the person you were yesterday.

护理是关于关心人，而不仅仅是治疗疾病。

当我们倾听不同的观点时，才能做出最好的决策。

无知是福。

A good mathematician should be both rigorous and imaginative.

幸福并不容易。很难在我们内心找到它，更不可能在别处找到它。