typo in "can't do it"

Author: greleigh

content/methods/proofs/cant-do-it.tex

@@ -24,7 +24,7 @@
   homework assignments early. That way, if you're stuck, you have time
   to look for a solution (that isn't crying).
 \item \emph{Talk to your classmates}.  You are not alone. Others in
-  the class may also struggle---but the may struggle with different
+  the class may also struggle---but they may struggle with different
   things. Talking it out with your peers can give you a different
   perspective on the problem that might lead to a breakthrough.  Of
   course, don't just copy their solution: ask them for a hint, or