Miracles often happen when you are unlucky. -bacon,

Unfortunately, it is the most beautiful university. -belinsky

Only pain will leave a lesson. Benjamin Franklin

Difficulties and hardships are the highest institution of learning to hone personality. -Liang Qichao

The best way to avoid failure is to make up your mind to succeed. -Napoleon

I think, the smooth road ahead, why some people don't go because of a little obstacle-Lu Xun.

One of the great advantages of outstanding people is their perseverance in adverse and difficult encounters. -Beethoven

Suffering and hardship are the highest schools to temper personality. -Liang Qichao