na tum jaano na hum: An explaination for the unenlightened..

kyon chalti hai pawan => Due to varying pressure zone formation
kyon jhoome hai gagan => Because of earth's revolution
kyon machalta hai mann => Problems with respiration
na tum jaano na hum => But I just gave all the reasons!
kyon aati hai bahaar => Because of a change in season
kyon lutata hai karaar => Suffering from mental tension
kyon hota hai pyaar => Because of opposites' attraction
na tum jaano na hum => Seems you didn't pay enough attention
kyon gum hai har disha => Because you have a poor sense of direction
kyon hota hai nasha => Because of drug addiction
kyon aata hai mazaa => Brains response to physical sensation
na tum jaano na hum => Even after all the EXPLANATION!!!! C'mon