remember what should be remembered, and forget what should be forgotten.alter what is changeable, and accept what is mutable.

all men are liable to error; and most men are, in many points, by passion or interest, under temptation to it.

courage is the ladder on which all the other virtues mount.

know only that what is moral is what you feel good after and what is immoral is what you feel bad after.

it is an open question whether any behavior based on fear of eternal punishment can be regarded as ethical or should be regarded as merely cowardly.

morality is the custom of one's country ;cannibalism is moral in a cannibal country.

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 all men are liable to error; and most men are, in many points, by passion or interest, under temptation to it. (john locke, british philosopher)
人都会犯错误，在许多情况下，大多数仍是由于欲望或兴趣的引诱而犯错误的。(英国哲学家 洛克.j.)

character is what you are in the dark. (d. l moody. usa churchman)
暗处最能反映一个人真正品格。(美国教士 穆迪.d.l)

courage is the ladder on which all the other virtues mount. (clare boothe luce, rsa dramatist)
勇气是一架梯子，其他美德全靠它爬上去。(美国剧作家 卢斯.c.b.)

despite all the life danger, with one selfless act from one common person, someone is saved, a hero is made. (norman stephens, usa writer)
不管一切危险，由于一个普通人的无私行动，有人得救了，英雄就应运而生。(美国作家 斯蒂芬斯.n.)

distrust can be contagious. but, so can trust. (robbins stacia, british writer)
不信任有传染性。但是信任也如此。(英国作家 斯达卡.r.)

fame is the chastisement of meit and the punishment of talent. (nicolas chamfort, french writer)
盛名殊誉是德才之忌。(法国作家 尚福尔.n.)