成功的配方：少承諾，多給予。
In the end, we will remember not the words of our enemies, but the silence of our friends.
大自然賦予我形體使我負(fù)載，賦予我生命使我勞碌，使我變老以得到安閑，使我死亡以得到安息。所以能把活著當(dāng)作好事，也就能把死去當(dāng)作好事了。
你知道得越多，理解得越少。
Productive thinking is characterized by the sudden appearance of the solution as an insight.