"I do not fear death. I had been dead for billions and billions of years before I was born, and had not suffered the slightest inconvenience from it." -- Mark Twain
edit: Actual quote is "Annihilation has no terrors for me, because I have already tried it before I was born–a hundred million years–and I have suffered more in an hour, in this life, than I remember to have suffered in the whole hundred million years put together." Found here