You will be given a definition of a task first, then some input of the task.
In this task, you're given a context, a sentence,  and a character. The sentence describes an action or job of the given character. Also, the context provides more information about the sentence or the character. Your task is to write the character's motivation by doing a specific job, which is given in the sentence. You can use context to find the motivation; however, all the inputs do not provide context. Also, in some inputs, there can be zero motivation; output, 'None' in this case.

Context: Danny went to the dentist today. He found out he had five cavities. The dentist asked him if he flosses every day and Danny said no. His dentist bill was over three hundred dollars. 
 Sentence: Danny vowed to start flossing everyday. 
 Character: Danny
Output:
health