Each age agreed on its own definition of truth. Man is on the edge of a new age. We have no god, only things. The arts of the 20th century reflects this. Dr. Freud says it's the basic drive in us all.
Man is more than a machine.
The determinism of Newton is not a good enough answer for what makes Man tick. Newton's group said you were possessed. Freud says it's a treatable illness. You must be free of all. There are 3 levels of life, with people in each.