Who said "I got a D? That's not an F!"?

This quote is attributed to SpongeBob SquarePants.

I got a D? That's not an F! - SpongeBob SquarePants

"I got a D? That's not an F!"

SpongeBob SquarePants Humor

"I'm ready!"

"Ahahaha! I love you."

"The best time to wear a striped sweater is all the time."

"I'm a goofy goober, yeah!"

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."