Not everybody trusts paintings, but people believe photographs.
Science, in all its greatness, is still subject to human creativity. It starts the first moment a child tries to reach up and grab at the clouds. Soon, the child learns that his own hands cannot reach the sky, but his hands are not the limit of his potential. For the human brain observes, considers, understands, and adapts. Locked within the mind is infinite possibility.
For our face and body were beautiful. Our face was not like the faces of our brothers, for we felt not pity when looking upon it. Our body was not like the bodies of our brothers, for our limbs were straigth and thin and hard and strong. And we thought that we could trust this being who looked upon us from the stream, and that we had nothing to fear with this being.
Anyone who is observant, who discovers the person they have always dreamed of, knows that sexual energy comes into play before sex even takes place. The greatest pleasure isn't sex, but the passion with which it is practiced. When the passion is intense, then sex joins in to complete the dance, but it is never the principal aim.