diff --git a/src/interactive.py b/src/interactive.py
index 7f5973c..d51e528 100644
--- a/src/interactive.py
+++ b/src/interactive.py
@@ -30,16 +30,20 @@ def interactve_mode(rulebook: Rulebook):
         elif user_input.startswith("e:"):
             return
         elif user_input.startswith(":"):
-            print(rulebook.transform(user_input[1:]))
+            print(
+                    rulebook.transform(
+                        user_input[1:].strip(" \t")
+                    )
+                 )
         else:
-            print(rulebook.transform(user_input))
+            print(rulebook.transform(user_input.strip(" \t")))
 
 def print_help():
-    print("you can type expressions right after prompt. However there is some "
-          'reserved chars: "h:" to print help, "v:" to run next expression in '
+    print("You can type expressions right after prompt. However there are some "
+          'reserved sequences: "h:" to print help, "v:" to run next expression in '
           'verbose mode, "r:" to view rules, "e:" to exit, and ":" to imidiately '
-          'start prompt.Can be omited if your prompt doesn\'t start from'
-          'reserved sequence. Note that your input after "h:", "e:" and "r:" will '
+          'start prompt (can be omitted if your prompt doesn\'t start from '
+          'reserved sequence). Note that your input after "h:", "e:" and "r:" will '
           'be ignored')
 
 def _print_rules(rules: list[Rule]) -> None: