On a nice get together occassion 4 friends are drinking and chit chatting....
Ji: Hey guys.. you know i can drink two pegs and drive my bike at 120.
Jin: Shut up.. that's nothing i can have a whole quarter and do wheeling in my bike.
Jing: Haha.. that's it? everytime i go for my viva exam, i gulp one full..
Jong: Oh is it I have something which can tell, who is telling truth and who is boasting..
That something is nothing but...