释义：天之险在于高不可升，地之险在于山川丘陵。王公设险以保卫国家，险的功用非常大。

记忆是抵抗遗忘的最后堡垒。

"Innocence always calls mutely for protection when we would be so much wiser to guard ourselves against it: innocence is like a dumb leper who has lost his bell, wandering the world, meaning no harm."

Every tree we plant today is a legacy for generations we'll never meet.

当我相信某件事时，我就像一只咬着骨头的狗。

你必须是自己幸福的最好判断者。

人体是一个复杂的谜题，而病毒只是其中的一部分。

我们把客户视为派对的受邀客人，而我们是主人。