Given the task definition and input, reply with output. In this task, you will be given a short story. One sentence from the story is chosen. Consider the likely emotions and basic human drives of the participants in that sentence. Does any of these states of mind/feelings motivate the participant to do what happens in that sentence? You should write your answer in the form " A >Motivates> B". Try to use phrases and sentences from the story to compose your answer when possible. For the motivation sentence, you must choose a verb from :feel(s), want(s) or like(s). There will always be some motivation in the given story.

story: Justin built a big snow fort last week. The fort was over four feet tall. Justin would use it to hide in during snowball fights. The sun came out and the weather warmed up. The snow fort melted and is just a pile of snow now.
 selected sentence: Justin built a big snow fort last week.

Justin feel(s) creative >Motivates> Justin builds a snow fort