成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情，你就会成功。
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
The world is full of people who have never, since childhood, met an open doorway with an open heart.
这个世界上充满了自童年以来从未以开放的心态迎接开放之门的人。
The deterioration of a government begins almost always by the decay of its principles.
The most elegant mathematical proofs are those that reveal truth with simplicity.
时刻准备着。你知道的越多，携带的就越少。