Innovation in medical technology requires a deep understanding of both the scientific principles and the practical needs of patients.
战争是一件丑陋的事情,但不是最丑陋的事情:道德和爱国情感的腐化和堕落状态认为没有什么事情值得一场战争,这要糟糕得多。
The greatest wisdom is knowing that you know nothing.