Who said "Like, do you even know what you're doing?"?

This quote is attributed to Butt-Head.

Like, do you even know what you're doing? - Butt-Head

"Like, do you even know what you're doing?"

Butt-Head Knowledge

"That was cool."

"This sucks."

"Like, what are you looking at?"

"I'm like, so tired of this."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."