1、If you want knowledge,you must toil for it.
若要求知識，須從勤苦得。
2、No one can call back yesterday;Yesterday will not be called again.
昨日不復來。
3、A handful of common sense is worth a bushel of learning.
少量的常識，當得大量的學問。
4、Time is money.
一寸光陰一寸金。
5、Diligence is the mohter of success.
勤奮是成功之母。
