Practice is a great whistleblower, exposing all deception and self-deception. -Chernyshevski (Russia)

A knowledgeable person who doesn't practice is equal to a bee who doesn't make honey. -saadi (Persia)

Don't smell it, don't smell it, don't see it, don't know it, and know it. -Xun Kuang (Warring States Period)

Talents will be buried forever if they are not used. Sadie

In your work, you should combine every little thing with lofty and fixed goals. -Mayakovski

Experience is a teacher forever. -Goethe

It is not enough to have knowledge, but also to use knowledge; Desire alone is not enough, but also action. -Goethe

Some people don't make mistakes because they never do anything worthwhile. -Goethe

A good beginning is half the battle. -Plato

There is no end to the bold activities of science, and there should be no end. Gorky

It is better to light a candle than to curse the darkness. Anna Louise Strong

We can't wait for the gift of nature, we must ask for it from nature. Michulin

What you hear is not as good as what you see, what you see is not as good as what you practice, and what you practice is not as good as what you can tell with your hands. -Liu Xiang (Korea)

I'll believe that when I see it. —— Ban Gu (Han)

What you get on paper is so shallow that you never know what you have to do. -Lu You (Song)

On the road of life, I drop by drop to feed others. Although I feel thinner gradually, I feel happy. -Lu Xun

It's too wasteful to be alone. We were born in this world to regard us as a torch, not to illuminate ourselves, but to shine the world; Because our virtue cannot be extended to others, it is equal to nothing. -Shakespeare

He who lights candles to illuminate others will not bring darkness to himself. Jefferson

The grindstone sacrifices itself and sharpens the sword. anonymous

If you go forward, you should plant flowers all the way, because you will never go the same way again. Irving

The value of life is measured by what people are doing now. -Xu Wei

The road is trodden by people, and the history is written by people. Every move of mankind is writing its own history. -Ji Hongchang

Silkworms in spring will weave until they die, and people will never stop waiting. There is still work to be done. Make it a good category for young people. -Wu

I hope I don't feel guilty about life every time I recall it. -Guo Xiaochuan

A person's life may burn or rot, I can't rot, I am willing to burn! Ostrovsky

If you want to love your own value, you have to create value for the world. -Goethe

Society is like a ship, and everyone should be ready to steer. Ibsen

Life is not a pleasure, but a very heavy job. Leo Tolstoy

The value of life is not measured by time, but by depth. Leo Tolstoy

Only for plain people, life is empty and plain. Chernyshevski

A person's value should be judged by his contribution, not by his achievements. -Einstein

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. Marx

You should devote yourself to different positions at any time. -Hayes

Dedication is the true meaning of life. Adler

Like a lighthouse, light the road with fire for all those who can't sail at night. -Mayakovski

Giving can make people feel superior. Hugo

People praise the meteor because it burns and walks along the way. -Ling Guang

;