Who said "We are defined not by our powers, but by our character."?

This quote is attributed to Professor X.

We are defined not by our powers, but by our character. - Professor X

"We are defined not by our powers, but by our character."

Professor X

"Mutants. Since the discovery of their existence they have been regarded with fear and suspicion by humanity."

"We are the future, Charles, not them. They no longer matter."

"Just because someone stumbles and loses their way doesn't mean they're lost forever."

"What we have to fear is fear itself."