It will come back to each of us, because whatever is done is based on what we think. For some people it does have an effect, but we also cannot assume that all people (gamblers) are like that, because once again it will come back to each of us. Usually people like that are people who are addicted to gambling, at least that's what I see in my environment, but not all are like that like gamblers who come just to have fun for example.