[CodeToad]

To be old and wise one must first survive being young and stupid.

[Pearls Before Swine]

To be old and wise one must first survive being young and stupid.

I had a couple of close calls myself, mostly involving motor vehicles, sundry machinery, and the occasional falling tree. My presence in most of those situations was indeed due to youth and stupidity.

[jmacusa]

Too soon old, too late smart.