一切迷信的根源在于人们只关注事情成功的时候，而不关注失败，他们只记住成功，而忽视失败。
The root of all superstition is that men observe when things hit， and not when they miss， and commit to memory the one， and pass over the other.
The most effective way to destroy people is to deny and obliterate their own understanding of their history.
宰予白天睡觉。孔子说：“他象朽木一样无法雕琢，象粪墙一样无法粉刷，我能拿他怎样？”孔子又说：“以前我看人，他说什么，我信什么；现在我看人，听他说，再看他做。因为宰予，我改了过来。”
Without patience, you cannot learn anything.
Physics is not just a science, it is a way of thinking about the world.
The true measure of success is the positive impact you have on others.
从n对观测值的样本中获得的相关系数的可能误差是sqrt((1-r²)/(n-2))。