bitter medicine is good for illness

hard advice is good for action

a blessing in disguise is a blessing in disguise. (Huai Nanzi)

The lights are on at five o'clock in the middle of the night, which is when men are angry. Teenagers only know play, do not know to study well, to the old time regret when they are young, why don't know to study hard. (Yan Zhenqing)

The three armed forces can win the handsome position, but ordinary men can't win the ambition. (Confucius)

Don't wait to close your eyes, turning your head white and feeling sad. (Yue Fei)

The mountains are never too high, and the water is never too deep. (Cao Cao)

If the mountain is not high, there is a fairy, then there is a name; The water is not deep, and the dragon is the spirit. (Liu Yuxi)

The mountain is high and the moon is small, and the truth comes out. (su Shi)

the mountains and rivers are broken and the wind is floating, and the life experience is ups and downs. (Wen Tianxiang)

There is no way for mountains and heavy waters to return to doubt, and there is another village with a bright future. (Lu You)

Teenagers work hard all their lives, so don't be lazy with time. (Du Xunhe)

Since the body is dead, the spirit is the spirit, and the soul of the child is the ghost. (Qu Yuan)

though I have for my body no wings like those of the bright-coloured phoenix, yet I feel the harmonious heart-beat of the Sacred Unicorn. (Li Shangyin)

Life is a hero, but death is a hero. (Li Qingzhao)

Life is limited, and so is knowledge. (Zhuangzi)

The rope saws the wood, but the water drops the stone. (Song Luo Dajing)

When a saint is careful, he will lose; Fools worry a lot. There must be a win. (The Spring and Autumn Annals of Yan Zi)

Under the fame, it's really hard to match. (Han Han Shu)

Never come back in the prime of life, but it's hard to wake up in the morning, so be encouraged in time, and time waits for no one. (Tao Yuanming)