I had gradually come, by this time [i.e. January 1839, when he was 29Ed.], to see that the Old Testament from its manifestly false history of the world, with the Tower of Babel, the rainbow as a sign, etc., etc., and from its attributing to God the feelings of a revengeful tyrant, was no more to be trusted than the sacred books of the Hindoos [sic], or the beliefs of any barbarian.4
[T]he more we know of the fixed laws of nature the more incredible do miracles become,that the men at that time were ignorant and credulous to a degree almost incomprehensible by us,that the Gospels cannot be proved to have been written simultaneously with the events,that they differ in many important details, far too important as it seemed to me to be admitted as the usual inaccuracies of eye-witnesses;by such reflections as these
I gradually came to disbelieve in Christianity as a divine revelation.4