Here are a few of his quotes most of which have double meaning :D
1.For rays:"Aisa thodi naa hain tum jahaa par ho wahaa aa jaungi?"
2."Raashi garg..Yeh ladka hain ya ladki?"
3. P:Jaldi karo woh ghoom rahi hain?
Class:Kaun?
P:Ghadi!
4."4000 waves ne...bache paida nahi kiye stupid!"*pauses*"Abhi manzil bahut dur hain padhai karne ka samay hain"
5."I will show you a beautiful figure next time..kitaab ki baat kar raha hoon"
6."Every beautiful diagram..lait kar"
7."Isse fire alarm mein use kar sakte hain aur burger alarm mein bhi.."
8."Itni mehenat kar raha hoon..kaha kaha se laakar paida karta hoon"
9.(On being applied cake on his B'day) " My wife has never touched me so many times!"
10."Madness day nahi wednesday!"
11."Is it possible that you shoot a bullet on a mosquito and it will rebound?"
12."Mujhe aggarwal sir ne dhoka diya hain..mujhe use kiya hain!"
13."Subah mein thodi naa class hogi..mere saare kaam raat ko hote hain"
14."When you are in a cinema hall..enjoy whatever you are doing"
15."Beautiful means beautiful..It should have nothing to do with your physic relationship"