-Gold
Danger is the touchstone of life.
-shirokov
Only in suffering can we know ourselves.
-Health
Suffering and hardship are the highest schools to temper personality.
-Liang Qichao
If you don't know the pain, you are not a hero.
-Hugo
Difficulties are a strict tutor.
Baker
Difficulties arise from efforts to overcome them.
smile
Worry inspires genius.
-Horace
Not everything that helps you is ready-made.
-Ferguson
The most difficult time is the day not far from success.
-Napoleon
What can people do if there are no obstacles in the journey of life?
Bismarck
All things suffer before they are mature.
-Cyrus