It's been interesting, "Frostpine said casually. "I wanted Daja to get some experience of other smiths'-and other mages'- ways of doing things, if only so she can see mine is best.
Tamora PierceIshabal: "If you may correct your vision as you like, why do you wear spectacles?" Tris: "Because I like them. Because I have better things to do with my magic than fixing my vision when ordinary glass will do.
Tamora Pierce