Yesterday will not be called again。昨日不复来。 Wit once bought is worth twice taught。由经验而得的智慧，胜于学习而得的智慧；一次亲身的体会，胜过两次的教师教导。 Tomorrow comes never。切莫依赖明天。 Time tries all。时间检验一切。 Time past cannot be called back again。光阴一去不复返...
Wisdom is to the mind what health is to the body.知识之于精神，一如健康之于肉体。 while there is life there is hope一息若存，希望不灭。 where there is a will ,there is a way 有志者事竟成。 when an opportunity is neglected,it never comes back to you机不可失，时不再来；机会一过，永不再来...
