The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, scepticism is the highest of duties; blind faith the one unpardonable sin.
自然知识的改进者绝对拒绝承认权威。对他来说，怀疑主义是最高的责任；盲目信仰是不可饶恕的罪过。
邪恶胜利的唯一必要条件是好人的无所作为。
悲观导致软弱，乐观带来力量。
Success comes when you focus on long-term value rather than short-term gains.
价格会被遗忘，但品质会被长久铭记。
The more powerful and lively that our idea of God is， the more it will affect our life and character.
The beauty of a woman is not in the clothes she wears, the figure that she carries, or the way she combs her hair. The beauty of a woman must be seen from in her eyes, because that is the doorway to her heart, the place where love resides.
"In the end, we will remember not the words of our enemies, but the silence of our friends."
The great challenge of our time is to create a world order that is both just and sustainable.
为了将关心转变为行动，我们需要发现问题，找到解决方案以及评估后果。但是世界的复杂性使得这三步都难于做到。
