For the best return on your money, pour your purse into your head.

Learn of the skilful; he that teaches himself, has a fool for his master.

Enjoy the present hour, be mindful of the past; And neither fear nor wish the Approaches of the last. Learn of the skilful: He that teaches himself, hath a fool for his master.

Knowing higher truths ensure that we have a larger perspective where all other things fall in place or start making sense.

Tell me and I forget, teach me and I may remember, involve me and I learn.

If thou hast wit & learning, add to it Wisdom and Modesty.