Things I don't regret:
Skin/scuba diving
Flying choppers in Nam
Telling Bell Helicopter I would not train pilots in Iran
ATC career
Retiring
Gun Loony Certificate
Topping 90 mph in 3' seas in one of my old boats
The drop on a 20' wave
Banzai Pipeline
Flying a DC10
Sailing a 12 meter boat
Deanna Wadkins
There's more...