it has there 4 billion years, the ground was called water
it has 350 million year there, the life left water
it has 55 million year there, one could see the first primates
it has 4 million year there, the man appeared.
The man term, without capital letter, designates the male individual of the species.
The woman is the individual of female sex of the mankind whose anatomy enables him to carry and put at the world children.
The smile of a child, love of a mother: What could be more beautiful?