No, the question is exactly to the point of what I will teach you. You can control when you let it out, if you learn properly. Never one hundred percent - when one chooses to use chaos, there are no guarantees, this is the price we pay. But to an extent.

It's one of the reasons the fae will never truly rule this world, or even make a truly significant impression on more than a few people. They are of the wild, old magic, which gives them power, but they are mere gateways for it. On and off, you see? Like a faucet. Whereas we can be channels, we can take that magic and create. The fae cannot, not truly.