Add a couple of entries to the words of inspiration list

Author: bbatsov

cider-util.el

@@ -380,6 +380,7 @@ Any other value is just returned."
     "If paredit is not for you, then you need to become the sort of person that paredit is for. -Phil Hagelberg"
     "Express Yourself. -Madonna"
     "Put On Your Red Shoes and Dance. -David Bowie"
+    "Do. Or do not. There is no try. -Yoda"
     "Take this REPL, fellow hacker, and may it serve you well."
     "Let the hacking commence!"
     "Hacks and glory await!"
@@ -395,6 +396,9 @@ Any other value is just returned."
     "This REPL is yours to command!"
     "Fame is but a hack away!"
     "The REPL is not enough, but it is such a perfect place to start..."
+    "Keep on codin' in the free world!"
+    "What we do in the REPL echoes in eternity!"
+    "Evaluating is believing."
     ,(format "%s, this could be the start of a beautiful program."
              (cider-user-first-name)))
   "Scientifically-proven optimal words of hackerish encouragement.")