If a human has a prick, he feels a pang. If the pressure will go down or it will go up, it has an influence on the hearth of people. If the weather will cold, a human is frozen. A human doesn’t have such endurance as an elephant or a tortoise or a brontosaurus. A human has been weak and sickly. But a human could go to space, where doesn’t have the oxygen, but it has temperature drops and wild height. Now we must to take care of children that they will want to become a cosmonaut but a banker. It is debt of honour to bring of interested people in the space industry.