Nature never deceives us; it is always us who deceive ourselves.

大自然永远不会欺骗我们，欺骗我们的往往是我们自己。——Rousseau

You can never plan the future by the past.

永远也不能依照过去来计划将来。——Burke

Time is a versatile¹ performer. It flies, marches on, heals all wounds, runs out and will tell.

时间是个多才多艺的表演者。它能展翅飞翔，能阔步前进，能治愈创伤，能消逝而去，也能揭示真相。——Franklin P.Jones

The first in time and the first in importance of the influences upon the mind is that of nature.

在所有头脑的影响之中，大自然的影响可谓是在时间上最先，在作用上最为重要的。——Emerson

Death…is no more than passing from one room into another.

死亡只不过是从一个房间进入另一个房间。——Helen Keller

Important principles may and must be flexible.

重要的原则能够也必须是灵活的。——Abraham Lincoln

That is the essence of science: ask an impertinent question, and you are on the way to the pertinent² answer.

科学的本质是：问一个不恰当的问题，于是走上了通往恰当答案的路。——Jacob Bronowski

The danger of the past was that men became slaves. The danger of the future is that men may become robots.

在过去人们面临的危险是变成奴隶，而在将来危险是人类可能变成机器人。——Erich Fromm