" I have given you your liberty, Lucius, is that not enough for you? But I have noticed that you and your family seem less than happy of late. . . . What is it about my presence in your home that displeases you, Lucius?”
“Nothing — nothing, my Lord!”
“Such lies, Lucius . . . "

― J.K. Rowling , Harry Potter and the Deathly Hallows (Harry Potter, #7)