The motto of Marx, the great proletarian revolutionary teacher - think everything.

The famous French writer Stendhal's motto - Anyone who writes black words on white paper should not be surprised or angry if others say he is clumsy.

The famous French writer Zola's motto - There is not a day without writing a line.

The motto of the famous British writer Dickens - Don't be carried away.

The motto of Ye Ting, a modern Chinese proletarian writer and strategist - The three armies can seize the commander, but the general cannot seize the ambition.

The motto of Xu Beihong, an outstanding modern Chinese painter - people cannot be arrogant, but they cannot be without pride.

The motto of Zhu Guangqian, a famous contemporary Chinese esthetician - perseverance, tranquility, sincerity and courage.

The motto of Hua Luogeng, a famous contemporary Chinese mathematician - talk less about greetings when meeting, and talk more about art.

The motto of the famous contemporary Chinese chemist Hou Debang - Diligence can make up for one's weakness, and diligence and frugality make a career possible.

Scholar Zhang Naiqi was once mistakenly classified as a "rightist". He wrote two sentences as a motto and posted them on the wall: "Practice tests the truth, and time solves the problem." This is the truth. Later, He was vindicated.

The famous painter Guan Shanyue's motto is: "It is not advisable to be familiar when writing, and to be satisfied is often a third of the time." He also engraved these two sentences on his seal.

The father of the revolutionary martyr Ji Hongchang once taught him: "You are not allowed to get rich if you are an official." Ji Hongchang took this sentence as his motto, and he also ordered hundreds of rice bowls from the porcelain factory. This sentence was engraved on the bowl and distributed to all the soldiers.

Poet and writer Qiao Yu's motto is: "Don't be confused by fashion, don't be blinded by old habits, and don't be burdened by fame." This "three no's" is not easy to do.

The motto of the famous folk performing artist Luo Yusheng is: "Enjoy yourself, be good at entertainment, be content with what you have, and help others."

Famous biologist and creator of the theory of evolution Darwin's motto is: Be honest and simple.

The motto of the famous Chinese mathematician Su Buqing is: Don’t put off until tomorrow what you can do today.

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