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最深刻的真理存在于矛盾之中。

Sustainability is no longer an option; it's a necessity for survival.

譯文：不肯向優秀的人學習，這便是失敗的原因了。

最重要的是要活下去。

成功投資的關鍵是擁有對基本面的深刻理解和紀律性的方法。

以孩子們能理解的方式寫一些困難的主題是很重要的。

We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone, and one which we intend to win, and the others, too.