If you are in the age group of 16-20years old and reading this, you don't know everything there is to know; so stop pretending like you do and fucking keep growing up.
Also;
tags are not graffiti, it is just random scribble you drew on a wall that everyone else thinks looks shit.
snakes don't make good pets, you don't look cool, you look like a pyscho.
any emo, goth, hippy, or hipster fashion you think is unique and original isn't unless you made it yourself. You just get lumped into the same category with the other hipsterfags wearing the same clothers. In other words, your attempts to look different just make you look more the same.
always drink a large 1 litre bottle of water before going to bed after a big night on the piss.
There are so many more.