Unexpected Offer

While she was looking at him in surprise and dismay what he did was something she had never expected a stranger to do. The man while showing concern about the damage passed her an envelope and she was amazed to find $200 in it. He added ” I just got back from the work and had some extra cash so I figure you could use it more than me”, she was still looking at him as if it was some dream and she would wake up any time. Why did the man give her money?