No. This world is full of cruel, selfish people who will take advantage of you if you are naive. Learn as much as you can as soon as you can and protect yourself because most people don't give a damn about anyone but themselves.
Yes there is a lot of things I wish I didn't know about and knowing them does nothing but cause me grief. Nothing I can do to change it....
Yes....spares you from being cynical.
no. just get a thick skin
I think yes