文明被描述为人类与其环境相互作用的结果。

我不是为了快乐而写作，我是为了自由而写作。

Trust is the expectation that arises within a community of regular, honest, and cooperative behavior, based on commonly shared norms, on the part of other members of that community.

每个革命者的责任就是进行革命。

你能做的最好的投资就是投资自己。

世界上充满了自童年起就从未以开放心态面对开放之门的人。