Who said "I wonder what you would do if no one was watching."?

This quote is attributed to Hannibal Lecter.

I wonder what you would do if no one was watching. - Hannibal Lecter

"I wonder what you would do if no one was watching."

Hannibal Lecter Truth

"A census taker once tried to test me. I ate his liver with some fava beans and a nice Chianti."

"We are what we pretend to be, so we must be careful about what we pretend to be."

"I do wish we could chat longer, but I'm having an old friend for dinner."

"Discourtesy is unspeakably ugly to me."

"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."