we must accept finite disappointment, but we must never lose infinite hope. ( martin luther king, jr.)
我们必须接受失望，因为它是有限的，但千万不可失去希望，因为它是无穷的。（马丁。路德。金）

if a jewel falls into the mire, it remains as precious as before; and though dust should ascend to heaven, its former worthlessness will not be altered. ( al jaber )
宝石即使落在泥潭里，仍是一样可贵；尘土纵然扬到天上，还是没有价值。（贾比尔）

better to light one candle than to curse the darkness. ( strong)
与其诅咒黑暗，不如燃起蜡烛。（斯特郎）

a man can fail many times, but he isn\'t a failure until he begins to blame somebody else. ( j. burroughs )
一个人可以失败许多次，但是只要他没有开始责怪别人，他还不是一个失败者。（巴勒斯）

the tragedy of life is not so much what men suffer, but what they miss. ( t. carlyle )
生活的悲剧不在于人们受到多少苦，而在于人们错过了什么。（卡莱尔）

genius is formed in quiet, character in the stream of life. (goethe )
天才形成于平静中，性格形成于生活之溪流。（歌德）

the greater the man, the more restrained his anger. ( ovid )
人越伟大，越能克制怒火。（奥维德）

it is easier to fight for principles than to live up to them. ( a. e. stevenson )
为原则而斗争容易，按原则的要求活着难。（史蒂文森）

there is nothing permanent except change. ( heracleitus )
惟有变化才是永恒的。（赫拉克利特）

those who expect to reap the blessings of freedom must undergo the fatigue of supporting it. ( t. paine )
想要收获自由之果的人，必须承受维护自由的劳苦。（潘恩）

no road of flowers lead to glory. ( la fontaine )
没有一条通向光荣的道路是铺满鲜花的。（拉封丹）

miracles sometimes occur, but one has to work terribly for them.
( c. weizmann )
奇迹有时候是会发生的，但是你得为之拼命地努力。（魏茨曼）

there is no such thing as darkness; only a failure to see. ( muggeridge )
没有黑暗这种东西，只有看不见而已。（马格里奇）