The girl, at the first meeting, asks the boy the question: What do you think, can a man eat only sunlight?
Boy: You can only eat the sun if you become a plant and have chlorophylls. Man is a heterotrophic being, he cannot make organic from inorganic matter and breathe carbon dioxide with gas. The highest stage of evolution.
You can ? ? ? ? ? ? ? ?
Girl: Eating the Sun
This is probably not to be corrected.)
Girl: Generally speaking, Mr. Rationalist, many physical values will be revised by the end of this century.
Boy: what are they for example?
Girl: I know how I know. I suspect that gravitation will explain levitation, pyramids, etc.
and girl =)
Boy: And the pyramids did not match the physical quantities?