If you don't know the difference between they're, their, and there, but your friend makes sure to correct when you use them wrong, then you've got a grammar geek on your hands. Or if the misuse of effect and affect is like nails on a chalkboard to you, then you may be guilty of a grammar obsession, too. If words are your favorite thing and if you have quite the way with them, then this gift guide will be right up your ally. Alley? Whatever — you'll love them.