tweaks

examples/panic/panic.sh

@@ -1,4 +1,4 @@
-# Running the program will cause it to panic, print
+# Running this program will cause it to panic, print
 # an error message and goroutine traces, and exit with
 # a non-zero status.
 $ go run panic.go
@@ -13,4 +13,3 @@ exit status 2
 # Note that unlike some languages which use exceptions
 # for handling of many errors, in Go it is idiomatic
 # to use error-indicating return values wherever possible.
-# We'll learn more about this in later examples.