Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

要在最高水平上取得成功，你必须心理强大。

Those of us who have been fortunate have a duty to give back.Whether one gives a lot as one goes along as I do, or a little and then a lot (when one dies) as Warren does, is a matter of personal preference.

生活里有两个悲剧：一个是没有得到我们想要的；另外一个是得到了。