The world perishes not from bandits and fires, but from hatred, hostility, and all these petty squabbles.

"To be hopeful in bad times is not just foolishly romantic. It is based on the fact that human history is a history not only of cruelty, but also of compassion, sacrifice, courage, kindness."

可持续性不是一种选择，而是我们对后代的责任。

Every human being has hundreds of separate people living under his skin. The talent of a writer is his ability to give them their separate names, identities, personalities and have them relate to each other.

唯一存在的限制是你给自己设定的限制。

每一本书都是一个待发现的世界，充满了惊喜和教诲。

States are inherently aggressive and expansionist because they exist in an anarchic international system where there is no higher authority to keep them in check.