I made a list of the skills in which I think every adult should gain a working knowledge. I wouldn’t expect you to become a master of any, but mastery isn’t necessary. Luck has a good chance of finding you if you become merely good in most of these areas. I’ll make a case for each one, but here’s the preview list. Public speaking Psychology Business writing Accounting Design (the basics) Conversation Overcoming shyness Second language Golf Proper grammar Persuasion Technology (hobby level) Proper voice technique