Following on from the song lyrics to live by, is there a quotation, piece of poetry or prose you live by.
I have had this pinned to my office wall for many years:
Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover.