Who said "My accent is impeccable, no matter what anyone says."?

This quote is attributed to Dexter.

My accent is impeccable, no matter what anyone says. - Dexter

"My accent is impeccable, no matter what anyone says."

Dexter Humor

"What does this button do?"

"I must focus on my work."

"Science rules!"

"Dee Dee, get out of my laboratory!"

"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."