No1 our sense of humor( Grant has plenty so he may be OK)
No 2 breathing it makes it hard to stay alive when you stop ( as I always say if I wake up dead tomorrow I will be really p!!$ed off )
No 3 if I have to tell you what that is, it is too late.
Just as an anecdote the Two best things in the world, a cigarette afterwards is one, thats why I gave up both



