The father had sent his son a copy of our book, urging him to read it so the two could discuss the evidence and arguments there.
Wallace was the co-discoverer with Charles Darwin of the theory of evolution by natural selection. He later broke with Darwin over the question of teleology.
It was, and is, the most controversial Catholic document of the past century, and perhaps of any century.
“The case that human language develops step by step through natural selection is weakened by the fact that no single language gene has ever been discovered.”
There’s no doubt that the confrontation with Darwinian evolution in the 19th century stole much of the confidence of traditional faith leaders.