diff --git a/Variables.playground/Contents.swift b/Variables.playground/Contents.swift
index dbc0d4f..357dcb1 100644
--- a/Variables.playground/Contents.swift
+++ b/Variables.playground/Contents.swift
@@ -4,9 +4,9 @@ print(favoriteCharacter)
 favoriteCharacter = "Tyrion Lannister"
 print(favoriteCharacter)
 
-favoriteCharacter = 76
+favoriteCharacter = 76 // you can not change the type only the value due to type safety
 
 let ultimateFavoriteCharacter = "Arya Stark"
 print(ultimateFavoriteCharacter)
 
-ultimateFavoriteCharacter = "Daenerys Targaryen"
+ultimateFavoriteCharacter = "Daenerys Targaryen" // you can not change the value of the constant. Constants are not mutable. If you want to change value you need to change to a variable.