It is best to compare truth to flint-the harder it is beaten, the more brilliant it is.

The brilliance of youth, the key to ideal, the meaning of life, and even the survival and development of human beings are all contained in these two words … struggle! Only by struggling can we heal the wounds of the past; Only struggle is the hope and light of our nation.

If we choose a career that can best work for human welfare, then the burden can't overwhelm us, because it is dedicated to everyone; At that time, what we felt was not poverty, limitation and selfish pleasure. Our happiness will belong to millions of people, and our cause will be unknown but exist forever. In the face of our ashes, noble people will cry.

Those who strive for the same goal, thus making themselves more noble, history recognizes them as great men; Those who bring happiness to most people, experience praises them as the happiest people.

If a person only works for himself, he may become a famous scholar, a great wise man and an outstanding poet, but he will never be a truly perfect and great person.

There is no royal road to science, and only those who do not dread the fatiguing climb along steep mountain roads can hope to reach its glorious summit.

Science is by no means a selfish enjoyment. Those who are fortunate enough to devote themselves to scientific research should first serve mankind with their own knowledge.

Think about everything.

In a democratic country, the law is king; In an authoritarian country, the king is the law.

It is better to decorate yourself with gorgeous clothes than to arm yourself with knowledge.

Books ... are my slaves and must obey my will.

Manual labor is a great disinfectant to prevent all social viruses.

We know that individuals are weak, but we also know that the whole is strength.

Only by working hard for the perfection of contemporaries and their happiness can human beings achieve their own perfection.

A person should be lively and disciplined, naive but not naive, brave and reckless, stubborn and principled, enthusiastic but not impulsive, optimistic but not blind.

Self-destruction, this is a poisonous snake that corrodes and devours the soul forever. It sucks the fresh blood of the soul and injects the poison of world-weariness and despair.

The early combination of productive labor and education is one of the most powerful means to transform modern society.

Social progress is the crystallization of human pursuit of beauty.

In fact, no social form can prevent the socially dominant working hours from regulating production in one way or another.

The less time the society needs to produce wheat and livestock, the more time it can gain for other production, whether it is material production or spiritual production.

Conscience is determined by people's knowledge and all lifestyles.

Of course, a writer must earn money for living and writing, but he should never live and write for making money.