Who said "War against yourself is the only war worth fighting"?

This quote is attributed to Skrillex.

War against yourself is the only war worth fighting - Skrillex

"War against yourself is the only war worth fighting"

Skrillex War

Electronic Dubstep Producer American Born 1988 (age 38)

"Music is the universal language that connects all humans."

"Drop the bass and let your soul speak."

"Create what makes you feel alive, not what others expect."

"The best art comes from pain transformed into beauty."

"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."