According to pragmatism, our beliefs influence our actions directly and orientate them to a certain way. If the impact of beliefs over our actions lead to the success and effectiveness of our behaviors then it is acceptable. Therefore, beliefs and theories are evaluated according to the contribution to the realization of the supposed research purposes; this can only be learned and tested through experience. The accuracy of an opinion or thought can only be understood by looking at the success in practice. This is briefly called as pragmatist verification.