There is no end to learning from the sea, but there is no end to learning from the sea.

A day's hard work will give you a good night's sleep. If you work hard all your life, you will have a happy sleep.-Leonardo da Vinci (Italy)

The decisive factor in forming a genius should be diligence.-Guo Moruo

A human brain is just like a limb. If you use it more, it will be clever, but if you don't use it, it will be useless.-Mao Yisheng

Do you want to be a happy person? I hope you learn to bear hardships first.-Turgenev