You can't fall in love after 40; you know so much about life that you can't get fooled anymore.
The best plan now is to have as many bosses as possible. I call it boss diversity. If you work for a company and you have one boss and that boss doesn't like you or wants to get rid of you, you're in trouble. But if you work for yourself, you have lots of bosses, who are your customers, and if a few