Ethics in medicine is non-negotiable—cutting corners costs lives.
A hundred times every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving...
可持续性不是一种选择，而是我们对后代的责任。
我们在Facebook上试图做的事情，就是帮助人们更有效地连接和沟通。
The truth is like the sun. You can shut it out for a time, but it ain't goin' away.
自然系统的当前状态显然是前一时刻的结果，如果我们设想一个在给定瞬间理解这个宇宙所有实体关系的智慧，它就能陈述所有这些实体在过去或未来的任何时间的各自位置、运动和一般效应。