Clocks that tell lies

A man dies. In Heaven he sees a Large Wall full of Clocks.
He asks angel:"What are these for?"
Angel answers: "These r Lie Clocks, every person has lie clock! Whenever u lie on earth, clock moves."
The man points towards a clock n asks: Whose clock is this?
Angel says: its Mother Teresa's. It never moved, showing that she never told lie.
The man asks: Where is Indian Politician Arvind kejriwal's clock?
Angel replies: That's in our office ...we use it as TABLE FAN !