Board Thread:False Info and Speculative Discussion/@comment-4091815-20160202180218/@comment-4091815-20160202235641

When Talia was introduced it was explained as a rare ability.

Derek had to die to get to that point.

It's not learned. It is aquired and, from everything we've seen, not easily.

According to your logic, every single encylopedia entry on this site is theory. You don't trust Deaton, so there goes everything he's ever told us and, if we can't trust him on supernatural lore, we can't trust any character on the show about anything.

The canon on this site is recorded from observations. You disagree with those observations, which is your right, but you don't offer any alternative except that the observation can't be trusted.