HIMYM on mistakes

There are certain things in life where you know it's a mistake but you don't really know it's a mistake because the only way to know that it really is a mistake is to make that mistake and go, "Yup, that was a mistake". So really, the bigger 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

Here's the thing about mistakes. Sometimes, even when you know something's a mistake, you gotta make it anyway - Future Ted Mosby