It refers to difficulties, and more to unsatisfactory, even very bad and unfortunate situations. It makes people sad and painful, but it can also temper their will. Almost all outstanding talents have experienced difficulties and obstacles and become strong in life.

1, born in sorrow, died in happiness. -Mencius

2. Therefore, God has a great responsibility, and so do people ... to benefit from what they can't get. (same as above)

3. Examples cited in Born in Worry and Died in Happiness.

4. Fu Cha, the prince of Wu, is determined to avenge his father and defeat the powerful country-Chu; The pursuit of pleasure was defeated by Yue, a small country he had defeated.

5. After tempering, you can be "king". After Bailey became famous, a reporter interviewed him: "Will your son become the king of the ball like you in the future?" Bailey replied, "No, because his living environment is different from mine. When I was a child, my living environment was very poor, but it was in this harsh environment that I honed my strong fighting spirit and qualified me to be the king of the ball. Moreover, he lives a comfortable life and has not been tempered by difficulties. He can't be the king of the ball. "

6, the blade is sharpened, and the plum blossoms are bitter and cold.