How I Met Your Mother: The Ultimate Quotes Quiz

How I Met Your Mother Cast
CBS

10. Who Said: "The Biggest Mistake Would Be To Not Make The Mistake Because Then You'll Go About Your Whole Life Not Knowing Whether It Was A Mistake Or Not."?

Lily Aldrin

Robin Scherbatsky

Marshall Eriksen

Future Ted
Contributor
Contributor

Dushyant Mainwal hasn't written a bio just yet, but if they had... it would appear here.