How much sin will shut you out of heaven? You cannot say to me, "You are a big sinner, and I am a little one." Suppose you have committed ten sins, and I eleven, then am I to be shut out of heaven, and you let in?
If I find two crab-trees, one bearing one crabapple, and the other one hundred, I say the one is a crab as well as the other.
How many sins had Adam committed when he was driven out of paradise? One. That one sin proved his distrust of God, and his confidence in Satan. One crab proves the tree.