Who said "Sin is a thing that writes itself across a man's face."?

This quote is attributed to Dorian Gray.

Sin is a thing that writes itself across a man's face. - Dorian Gray

"Sin is a thing that writes itself across a man's face."

Dorian Gray Truth

Character in The Picture of Dorian Gray

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"I wish I could love as you love."

"I don't want to be at the mercy of my emotions."

"What is past is prologue."

"I suppose I should be flattered."

"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."