Al-Imam Ali (p.b.u.h), said:

Hadith n. 50
50. Amir al-mu’minin, peace be upon him, said: The hearts of the people are like wild beasts. Whoever tames them, they would pounce upon him.

Hadith n. 51
51. Amir al-mu’minin, peace be upon him, said: So long as your position is good, your defects will remain covered.

Hadith n. 52
52. Amir al-mu’minin, peace be upon him, said: The most capable of pardoning is he who is the most powerful to punish.

Source: https://www.al-islam.org/nahjul-balagha-part-2-letters-and-sayings