Suffering is the teacher of life. Through suffering, you can move towards joy. ——Beethoven

It is best for a person to always have some adverse experiences, otherwise he will unknowingly become depressed. People are only afraid that they will fail without being scolded by others. ——Guo Moruo

Human life is like a rushing flood. It is difficult to stir up beautiful waves without encountering islands and reefs.

——Ostrovsky

The seeds do not fall on the fertile soil but on the rubble. A viable seed will never be pessimistic and sigh because of resistance. Only then can there be training. ——Xia Yan

Even if you fall a hundred times, you must stand up a hundred and one times. ——Zhang Haidi

For people, difficulties and torture are like a hammer hitting a blank. What should be knocked off are fragile iron filings, and what will be forged into a sharp steel knife. ——Chekhov

Developing the deposits of human intelligence is indispensable for adversity. Pressure is needed to make gunpowder ignite.

——Alexander Dumas