真正的幸福来自内心，而不是外部的成就或财富。
成功交易的关键是了解自己。
我不是神，我只是一个唱歌的家伙。
"The mind is not a vessel to be filled, but a fire to be kindled."
The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.
