Who said "Every battle teaches us something new"?

This quote is attributed to Pikachu.

Every battle teaches us something new - Pikachu

"Every battle teaches us something new"

Pikachu Education

"Pika pika!"

"Pikachu!"

"Pika pika chu!"

"I choose you!"

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."