A person who thinks philosophy is a real job. A person who thinks about senseless things, then tries to convince everyone that he is right.
Philosopher: Is it alright to lie?
Student: Sometimes, I suppose
Philosopher: That's not an answer, just say yes or no.
Student: Uhh, no then.
Philosopher: But what if terrorist were asking where all your friends lived, would you tell the truth?
Student: Just shut up, that is a stupid thing to ask.