Does willpower have an affect in a successful life, and how can we see this? First off we need to know what willpower is; willpower is how long you are willing to endure, or the amount of strength you have to resist something, or someone. We can see how children will behave, and how well they do in school in the future with willpower. We can see this with an experiment called “The Marshmallow Experiment” which was introduced by Walter Mischel. The Marshmallow Experiment is when you give a child a marshmallow, you tell them that if they can wait fifteen minutes they can have a second marshmallow, but if they eat it before the 15 minutes are up they can only have one. Now that we know we know what the experiment is we can look at evidence