What advice/wisdom would you share with someone in their 20s when you are over 40?

Take care of your body. You only have one. Eat well.  Take care of your teeth!  Do nothing in excess.  Moderation is happiness. DO NOT SPEND MONEY YOU DO NOT HAVE!Like yourself and who you are.  But do not LOVE yourself.Travel as much as you can for as long as you can.  It will make you a more interesting human. Fall in love as many