reword magic intro

magic.tex

@@ -3,9 +3,8 @@
 \begin{multicols}{2}
 
 \noindent
-There are five path of magic -- five ways to learn how to cast spells.
-Each path gives access to different kinds of magic Spheres, but mechanically they all work the same way.
-We'll cover the paths in the next chapter.  Here we're just going to cover raw magic.
+A novice miracle worker begins by selecting one of the five paths of magic.
+Each path grants access to five spheres -- five collections of spells.
 
 Each level of a sphere typically grants access to a few different spells.
 For example, the first level of the Aldaron sphere allows the caster to affect local weather conditions, enchant animals, and summon light.