Who said "Happiness is found in achievement and discovery."?

This quote is attributed to Dexter.

Happiness is found in achievement and discovery. - Dexter

"Happiness is found in achievement and discovery."

Dexter Happiness

"What does this button do?"

"I must focus on my work."

"Science rules!"

"Dee Dee, get out of my laboratory!"

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."