"And what of insouciance then?"

He said that according to his friend Dr. F. Avery Jones, pathological fermentation in the stomach may generate enough methane gas to cause a pretty big explosion if a person should belch while lighting a cigarette. As a comparable microbic effect in the lower intestine generates inflammable and explosive hydrogen sulphide and plain hydrogen, if God had not in his mercy arranged for evolution to place the anus quite far away from the mouth, smoking would never have become popular. And what of insouciance then?
     --From Variation West