Who said "A man can be a fool and not know it, but not if he is married."?

This quote is attributed to Brendan Behan.

A man can be a fool and not know it, but not if he is marrie... - Brendan Behan

"A man can be a fool and not know it, but not if he is married."

Brendan Behan Relationships

Playwright Novelist Irish 1923–1964

"I am a daylight atheist."

"There is no such thing as bad publicity except your own obituary."

"I respect kindness to great degree but I do not depend on it."

"The only thing to do with good advice is to pass it on."

"The key to a happy marriage is communication."

"Marriage is about compromise and understanding."

"Life's greatest treasures are relationships."

"Trust is a luxury I can't afford."