A person will not listen to an apologetic because of some secret horrible sin or anger with God.

Valentinus was a Gnostic teacher in Rome during the second century. Believed in one ultimate God along with many spawning off.

Witherington says that the resurection is physical and not spiritual. Suggesting that perhaps the corpses come back to life.

Information about The Gospel of Thomas;
No real narrative framework to it, just a collection of sayings. Some explanations for the Gospel of Thomas could be one of these three;
--Synoptics borrowed from Thomas,
--Thomas borrowed from Synoptics,
--both drew from a common source.
One third to one fourth of the Gospel of Thomas seems to have alot in common with Matthew, Mark, and Luke.