A person may cause evil to others not only by his actions but by his inaction, and in either case, he is justly accountable to them for the injury.
光是关键。没有光,就没有图像。
The problem with people who have no vices is that generally you can be pretty sure they’re going to have some pretty annoying virtues.
The only way to find the limits of the possible is by going beyond them into the impossible.
在数学中,旅程和目的地同样重要;发现的过程才是真正学习的地方。
It was beautiful and simple as all truly great swindles are.