" Because I can’t just snap my fingers and take away distance for no good reason; the magic doesn’t work like that, and let’s all be grateful,” said the Luidaeg. “There have to be limits, even on the Firstborn. We can’t be gods. The world would shatter and turn to dust beneath our feet. ... And all the ones who would be gods are the ones who shouldn’t be gods. ... "

― Seanan McGuire , The Unkindest Tide (October Daye, #13)