The One Power comes from the True Source, the driving force of creation, the force the Creator made to turn the Wheel of Time. Saidin, the male half of the True Source, and saidar, the female half, work against each other, and at the same time together to provide that force. Saidin is fouled by the touch of the Dark One, like water with a thin slick of rancid oil floating on top. The water is still pure, but it cannot be touched without touching the foulness. Only saidar is still safe to be used... The True Source cannot be used up, any more than the river can be used up by the wheel of the mill. The Source is the river; the Aes Sedai, the waterwheel.. Return to Index