改变的秘诀是将你所有的精力集中在建设新事物上，而不是与旧事物斗争。
The secret of change is to focus all of your energy not on fighting the old, but on building the new.
In the long run every program becomes rococo - then rubble.
What is the one sentence summary of how you change the world? Always work hard on something uncomfortably exciting!
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.
You have to believe in yourself when no one else does.
有时我们为某些事感到悲伤，却不愿告诉别人。我们想保守这个秘密。或者有时我们感到悲伤，却真的不知道为什么悲伤，于是我们说我们不悲伤，但实际上我们是悲伤的。
La douleur est un fruit que Dieu ne fait pas mûrir sur une branche trop faible.
You can't cross the sea merely by standing and staring at the water.