预言家在自己的国家及家庭里总是不受尊重。
A prophet is not without honor except in his own country and in his own house
唯一比被人议论更糟糕的事是没人议论你。
We are all of us born with a unique set of potentialities, and it is our task in life to realize as many of them as possible.
可持续性不是一种选择；它是我们对后代的责任。
旧梦是好梦，没有实现，但是我很高兴我有过这些梦。