When you’ve decided to make the decision, try to make it twice—once, and then again a day or two later. People may be reluctant to second-guess themselves, but if a decision is a solid and considered one, it should hold up. One way to test the soundness of the decision is to consider these two questions: Is it possible to shoot holes in this decision?40 and If I had to defend this decision at a later time, how would I do so?