If you’ve developed the habit of entertaining that violation through porn, then you’ve trained your body—your brain, your pleasure receptors, your genitals—to expect that high-impact. That expectation became a physical craving, and your ability to resist it was weakened each time you gave in. It was weakened to the point that as long as the stuff is available, you’ll use it despite your best intentions and most fervent promises to God, to your wife, to yourself. That is the power of the familiar—a