2. A great cause is rooted in persistent work, which is carried out with full spirit and does not avoid hardships. -Bertrand Russell
3. There is no road to danger before the brave.
4. If you want to make nine turns, you must first practice your mind. -Zhang Boduan
5. People. People can endure misfortune or overcome it, because people have amazing potential, and as long as they are determined to play it, they will certainly be able to tide over the difficulties. -Carnegie
6. God set up many obstacles on the road just to strengthen your will. -Tagore
7. Difficulties can not only temper our will, but also exercise our bodies. —— Xie Juezai
8. Adversity shows wizards, while prosperity hides talents. -les