The famous aphorism of diligence and dedication-perpetual calendar 1. Be knowledgeable, interrogate, think carefully, distinguish clearly and do it faithfully. 2. I think that in this world, the happiest thing is to work hard, work hard, create wealth with your own hands and contribute everything to the liberation of mankind.

3. Friendship and career represent two great pleasures in life, and to have these two great pleasures, one is to be cheerful, and the other is to be diligent.

4. If you want to live a good life, three treasures are diligence, thrift and savings.

5. Time leaves clusters of fruits for the industrious, but only a white head and empty hands for the lazy.

6. Diligence is the wealth of the poor, and frugality is the wisdom of the rich.

7. Hard-working people's hands are the father of everything.

8. There is nothing with real value in the world that can be obtained without hard work.

9. Time is the most open and reasonable. It never gives anyone more. Hard-working people can leave time for clusters of fruits, while lazy people give them white hair and empty hands.

1. A day's work will give you a good night's sleep. If you work hard all your life, you will get a happy sleep.