Its just a matter of getting used to them. I've gotten tot he point where I'll go outside after dark just to kill monsters and rake up XP.
So have you upgraded your weapons and armor yet? A suit of good armor and an iron or diamond sword makes life a whole lot safe.
"The way I see it, every life is a pile of good things and bad things. The good things don't always soften the bad things. But vice versa, the bad things don't necessarily spoil the good things or make them unimportant."