Who said "War against ignorance must be fought constantly."?

This quote is attributed to Dexter.

War against ignorance must be fought constantly. - Dexter

"War against ignorance must be fought constantly."

Dexter War

"What does this button do?"

"I must focus on my work."

"Science rules!"

"Dee Dee, get out of my laboratory!"

"Some battles are worth fighting."

"Sometimes you have to become the monster to stop the monsters."

"Skynet sent me back through time to kill you."

"War teaches us the value of peace."