Your heart knows that many times you yourself have cursed others.
Solomon, in these verses, recommends wisdom to us as the best antidote against those distempers of mind which we are liable to, by reason of the vanity and vexation of spirit that there are in the things of this world. Here are some of the praises and the precepts of wisdom. I. The praises of wisdom.
Commenting on Ecclesiastes 7:11-22
For oftentimes also thine own heart knoweth,.... Or "thy conscience", as the Vulgate Latin version, which is as a thousand witnesses; which, if a man attends to, he will be convinced of his own faults, failings, and infirmities, he is frequently in the commission of.
Ecc 7:21-22 “Also give not thy heart to all the words which one speaketh, lest thou shouldest hear thy servant curse thee. For thy heart knoweth in many cases that thou also hast cursed others.” The talk of the people, who are the indef. subj. of ילבּרוּ (lxx, Targ., Syr.
Commenting on Ecclesiastes 7:21-22