Here is, 1. The character of a fool: He trusts to his own heart , to his own wisdom and counsels, his own strength and sufficiency, his own merit and righteousness, and the good opinion he has of himself; he that does so is a fool , for he trusts to that, not only which is deceitful above all things (Jer. 17:9), but which has often deceived him. This implies that it is the character of a wise man ...