משלי יא:ל פירוש: רש״י

The fruit of a righteous man The reward of the fruit of the righteous man’s deeds is a tree of life for the world.

and the wise man acquires souls Whoever is wise acquires souls for himself. he teaches them the good way, and they are his as though he had acquired them, as the matter is stated (Gen. 12:5): “And the souls that they acquired in Haran.”