1、 時間就是金錢. time is money.

2、 不勞則不得. no pains,no gains.

3、 時陰似箭. time flies like a arrow.

4、 學無止境. there is no ending to learning.
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5、 知識來自勤奮. knowledge comes from diligence

6、 生活有限，知識無限. art is long,but life is short.

7、 只會努力不會玩，聰明的孩子會變傻. all work and no play makes jack a dull boy.