Quotes about challenging yourself:

1. Life is like running water. It is beautiful and meaningful only when it flows and rushes forward. ——Zhang Wentian

2. Tribulation and hardship are the highest schools for tempering personality. ——Socrates

3. A person who really knows himself cannot be immodest. Humility makes a person's heart shrink, like a pebble. Although it is small, it is extremely strong. Only by being strong can you be honest. ——Lao She

4. The difficulty of ambition is to no longer win against others, but to win yourself. ——Xun Kuang

5. Suffering is a test and a temper, and it is gritting your teeth to dig out the stains on your soul. ——Ba Jin

6. The first condition for victory is to defeat yourself. ——Silampa

7. It is a great thing to succeed in something that others despise, because it proves that you have not only defeated yourself, but also defeated others. ——Montland

8. The more incompetent one is, the more pretentious he is. ——Deng Tuo

9. The greatest pride and the greatest inferiority both express the weakness of the soul.

—— Spinoza