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

Hadith n. 406

406. Amir al-mu’minin, peace be upon him, said: How good it is for the rich to show humility before the poor to seek reward from Allah, but better than that is the haughtiness of the poor towards the rich with trust in Allah.

Hadith n. 407

407. Amir al-mu’minin, peace be upon him, said: Allah does not grant wisdom to a person except that some day He will save him from ruin with its help.

Hadith n. 408

408. Amir al-mu’minin, peace be upon him, said: Whoever clashes with Truth would be knocked down by it.

Hadith n. 409

409. Amir al-mu’minin, peace be upon him, said: The heart is the book of the eye.

Hadith n. 410

410. Amir al-mu’minin, peace be upon him, said: Fear of Allah is the chief trait of human character.

410. وقال عليه السلام : التُّقَى رَئِيسُ الاْخْلاَقِ.

Hadith n. 411

411. Amir al-mu’minin, peace be upon him, said: Do not try the sharpness of your tongue against Him Who gave you the power to speak, nor the eloquence of your speaking against Him Who set you on the right path.

Hadith n. 412

412. Amir al-mu’minin, peace be upon him, said: It is enough for your own discipline that you abstain from what you dislike from others.

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