Life may not begin at 40, but it's an excellent time to consider a second (or third, or fourth) act. Is there something you've always wanted to do? Something you were scared to try, because you'd be devastated if you failed? Take a deep breath and go for it. Trust me: it's way more satisfying than buying a convertible.
As a veteran self-improver, I find five-step solution articles almost irresistible. In that vein, I propose the following five (easy) ways to take the edge off your midlife crisis. There are undoubtedly harder and more radical ways to fix what ails you, such as therapy, divorce, quitting your job and so on. These suggestions are more in the nature of short-term triage -- and they work.