 if I see anyone talking I am telling you I will deduct half marks talk talk talk these concepts are not important yeah Newton was idiot you talk your talk is more important okay talk everybody stand up everybody stand up till you tell me who was talking nobody is going to sit down okay everybody stand up why you people do like this I feel bad for your parents they invest so much of money and time on you and this is what you are doing in the class either you leave the class or I will go out now the choice is yours you just wait and watch today I will call your both parents you just wait and watch