I've seen this several times—someone starts out "small" with a certain sin, but then it "grows" until the devil has them hooked. Like, for example, it could be with drugs, the person starts off with a few "tokes" here and there of pot. {Quote--"Yeah the other drugs are chemical, but pot is natural, man. And I only have a few puffs once a week." {Meaning, they only "start out with" a few puffs once a week, then the thought gets in their head that since it's "harmless" anyway, a few more puffs, then add another day to it, until it's daily, then try another drug, etc.} Gambling. "I just went to the casino or the horse track once." At first, then when seeing they didn't win by the time their "allowance money" was spent, ah, what's another...