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True forest stewardship means leaving some trees - and some profits - for those who come after us.

當今文學最需要講述和探究的是人類的基本恐懼：被排斥在外的恐懼，無足輕重的恐懼，以及隨之而來的無價值感。

Every mathematical problem has a solution; the challenge is finding it.

做出偉大工作的唯一途徑是熱愛你所做的事。

The will to find meaning is the primary motivational force in man.

唯一真正的美是靈魂的美。

挽救失敗的事，就好像駕馭懸崖邊的馬，不能輕拍一鞭。對于即將成功的事，就好像拉船上沙灘，不能少停一槳。