How is it the circle was able to help crete the Hammer? The 3rd Oath is they will not use the One Power to create a weapon, but here the AS are, lending their power to making a weapon.

The biggest flaw that I saw in Egwene's character was that while insisting that others see her as she has changed, she refuses to see anyone else as having changed. In her eyes, Nyn is still the angry Wisdom pulling her braid, Mat is still the troublesome youth, Perrin is still the slow but sturdy dependable one, and Rand is still the stubborn woolheaded youth. Each of these, at one point or another, she put her foot down insisting that she was the Amrylin Seat and whatever they knew about her from before must be suppressed, but that they were the exact same people who left the Two Rivers in the 1st book.