Darwin explaining his loss of faith

This rather moving extract comes from a letter that Charles Darwin wrote to his wife.  I find that it resonates with my own views.

Dearest Emma

Last night you said I was at war with God. But truly it is nothing so dramatic as a war. Just a silent struggle with myself, extended over and thousand afternoons.

The loss of religious faith is a slow and fragile process like the raising of continents. What can I say to you except that the process is complete.