41 He is wise who looks ahead

放眼未来者最聪明

42 Hope for the best ,but prepare for the worst

抱最好的希望，做最坏的准备

43 God helps those who help themselves

天助者自助者

44 Fortune knocks at least once at every man's door

幸运在每个人门口上至少响一次

45 Better be an hours too early than a minute too late

与其迟到早一分钟，不如早到一小时

46 Do what you can ,with what you have ,where you are

立足脚下，凭你所为，尽力而为

47 All things are difficult before they are easy

万事先难后易

48 A desire of knowledge is the natural feeling of mankind

知欲是人类的天性

49 Defeat is a scool in which truth always grows strong

失败是一所学校，真理总是在那进而成长

50 Every failure one meets with adds to one's experience

吃一堑，长一智