Who said "People aren't always what they seem on the surface."?

This quote is attributed to Natasha Romanoff.

People aren't always what they seem on the surface. - Natasha Romanoff

"People aren't always what they seem on the surface."

Natasha Romanoff Truth

"I'm not going to fight you."

"Sometimes the best way to solve your own problems is to help someone else."

"I have a very specific skill set."

"You know, I'm actually a very good liar."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."