We should attempt to find that one mitzvah that we were sent into this world to do while we are still young. When taking pleasure in this world, we need to be able to know if the pleasure in according to ratzon Hashem (G-d's will). There are three levels of birur (clarification) which help us assess an action before it is done. Whatever the tzaddik enjoys in this world is good for himself, the Jewish people, and Hashem. Chutzpah is an instinctive desire to trust ourselves prematurely and in the wrong ways. The world is moving towards more self-esteem.