When inflation rises, central banks tighten interest rates not to punish borrowing but to slow the flow of money through the economy. Raising rates makes credit more expensive, which cools demand on both consumer and business sides. Mortgages, loans, and even corporate debt get pricier, so people spend less, and firms delay expansion. That softens demand pressure and gives supply time to catch up. "It's not about stopping growth," one economist told me, "it's about rebalancing it." We saw this play out when policy rates rose, and lending slowed within weeks. The lag isn't instant, but the signal is loud. Inflation expectations shift first, and then real activity follows. The bank doesn't need to wait for prices to drop; they move early based on predictive indicators like wage growth, credit volume, and core goods prices. It's blunt, but it works. Get the timing wrong, though, and you stall more than you cool. That's the risk they manage.