tEachEr sTupiD quEstiOn

Teacher : caN u seE God ?
Class     : nO
Teacher :caN u tOuch God ?
Class     :nO
Teacher :tHen thEre isN't a God !
Student  :siR, caN u sEe yOur bRain ?
Teacher :nO
Student  :Can u tOuch yOur bRain ?
Taecher :nO
Student  :sO u havE nO braiN !