learn from mistakes.

only when you eat bitterness can you be a master.

failure is the mother of success.

You should always thank all beings who have given you adversity.

every kind of trauma is a kind of maturity.

frustration is the tuition paid for success.

those who sow with tears will reap with a smile.

a man who has never fallen is like a knife without a blade.

It is the tempering of iron and fire that makes the sword perfect.

only after a lot of tempering can it become a good steel.

A person's talent is like water in a sponge. Without external pressure, it will never flow out.

success without rejection will never last long.

No education can match adversity.

a stumbling block on the road to success is a stepping stone to climb up.

If the sky is going to send people to Sri Lanka, they must first suffer their minds, work hard on their bones and muscles, starve their bodies, empty their bodies, and mess up their actions, so be patient and gain what they can't do. -Mencius

It's not a bitter cold, how can the plum blossom smell fragrant-Pei Xiu

Bao Jianfeng came from the bitter cold when he honed the plum blossom fragrance.