“In Homer’s time (eighth century BC) and onward, however, it took on the even more significant meaning of both spiritual and intellectual life, including man’s will and decision-making.
These meanings flowed naturally into NT usage and provide us with striking applications.”
Similarly Old John Gill started his commentary with these words:
e-Sword
Matthew 22:37
thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy mind; that is, with all the powers and faculties of the soul, the will, the understanding, and the affections; in the most sincere, upright, and perfect manner, without any dissimulation and hypocrisy, and above all objects whatever, for this the law requires
Rainbow Trout 