7. Each of the parties acknowledges that he or she would not enter into the contemplated marriage except for the execution of this agreement and the expectation that both parties at all times fully and faithfully shall perform and be bound by all of its provisions,and the further expectation that both parties at all times shall be precluded and stopped absolutely and forever from seeling to receive and receiving any benefits and imposing any obligations on the other party except as expressly provided in this agreement whether greater than or different from those expressly provided