In the end, we will remember not the words of our enemies, but the silence of our friends.

The secret to living is giving.

最好的艺术是慷慨的。

Sometimes the thing you're most afraid of doing is the very thing that will set you free.

【释义】凯根打破童年决定论：快乐童年未必护航成年，而经历过黑暗的孩子反而可能锻造韧性。