nothing is difficult for one who strives.没有什么能够阻挡不断奋斗的人!
fortune assists the brave.好运助勇士
in every kind of adversity ,the bitterest part of a man's affliction is to remember that he once was happy.在种种不幸中,人最大的痛苦就是回忆他曾经的幸福
unhappy,hope；happy,be caution不幸时,抱着希望；幸福时,小心谨慎
hope deserts us at no period of our existence.在我们有生之年,希望都不曾遗弃我们
no man is happy who does think himself so.凡是认为自己不幸的人就不会幸福