Neuroscience has firmly established that there is no free will, that every thought and feeling we have is determined by physical, neurological processes completely outside of our control. We cannot stop the way that our neurons form, arrange, and fire anymore than we can stop the sun from rising. Hence, there is no moral responsibility, and consequently no morality.
And there goes Christianity, Judaism, Islam, etc.
Let me repeat that: He writes to persuade.
Friends don’t let friends worship instead of use the Intellect.
Meanwhile, if you scroll up to the top, there’s a very interesting discussion of the concept of the “jocose lie” which I basically agree with.