Shape a happy and successful life

In school, you learn the core subjects, you learn to write better, and you learn how study in a way that will reward you with good marks. This is knowledge that helps you further your formal education and get you a job that pays well.
However, where does one go to learn invaluable life lessons and skills? The answer to that is, "Everywhere and nowhere." A favourite teacher may have life wisdom to impart to you, and you may gain meaning from learning how long it takes a river to wear down a stone until it is glossy and smooth. Often...