In other words, you avoid doing what you believe you should do because on a particular day, the costs of doing it outweigh the benefits. The costs might include your anxiety: today you feel more anxious going to the store than you did last week. You might put off doing something because you don’t understand how to do it and want to learn more about how to do it before trying it. You might put off doing what you did last week, because it’s more inconvenient to do today than next week.

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