Kyon chalti hai pawan,
Because of evaporation.
Kyon jhoome hai gagan,
Because of earth's revolution.
Kyon machalta hai mann,
Because of excessive 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,
Because of mental tension.
Kyon hota hai pyaar,
Because of opposites attraction.
Na tum jaano