1、Procrastination is the thief of time.
因循拖延是时间的大敌;拖延就是浪费时间。
2、An idle youth,a needy age.
少壮不努力，老大徒伤悲。
3、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。
4、Business is business.
公事公办。
5、What may be done at any time will be done at no time.
在任何时候都可做的事情，总是在任何时候都不做的事情。
