The ripple effect. That was it. The idea that one’s action, no matter how small, could create huge waves of subsequent impact.

when we repeat 1 percent errors, day after day, by replicating poor decisions, duplicating tiny mistakes, and rationalizing little excuses, our small choices compound into toxic results.

Big risks are easy to overlook because they’re just a chain reaction of small events, each of which is easy to shrug off. So people always underestimate the odds of big risks.