Who said "The only true happiness comes from self-isolation."?

This quote is attributed to Squidward Tentacles.

The only true happiness comes from self-isolation. - Squidward Tentacles

"The only true happiness comes from self-isolation."

Squidward Tentacles Happiness

"Oh, I'm sorry, I can't hear you over the sound of my awesome."

"I'm not just a pretty face, I also have a sexy body."

"I don't need friends, they disappoint me."

"SpongeBob, you're a loser."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."