haha.
Was that sarcasm by any chance?
No; I know in math dividing by zero is for some reason logically impossible. I've seen nerd jokes on it before so I looked it up, although it promptly fell out of my tiny little sieve head as to why dividing by zero is evil, exactly.
Dividing by zero is not evil, it's just undefined. If you take the quantity y = 1 / x where x is a positive number, as x approaches zero, y increases without bound. If x is a negative number, as x approaches zero, y decreases without bound.
Here is a graph which I hope will help make it more clear: