Suffering is the teacher of life. Through suffering, you can move towards joy. ——Beethoven It is best for a person to have some unfavorable experiences, otherwise he will become depressed unconsciously. People are only afraid of being down by themselves and not 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 Seeds do not fall on fertile soil but on rubble. A viable seed will never be pessimistic and sigh, because only with resistance can there be tempering. ——Xia Yan Even if you fall down a hundred times, you have to stand up a hundred and one times. ——Zhang Haidi