diff --git a/alexa/_subsections/sec03/lesson-17.org b/alexa/_subsections/sec03/lesson-17.org
index 9e58391..e064a02 100644
--- a/alexa/_subsections/sec03/lesson-17.org
+++ b/alexa/_subsections/sec03/lesson-17.org
@@ -20,3 +20,21 @@
 - positive thoughts
   - improve everything
   - even when you don't believe it
+
+**  how it works
+- all muscles get stronger when you make a positive statement
+  - true statements
+  - positive statements
+- all muscles get weaker when you make a negative statement
+  - false statements (lies)
+  - negative statements
+
+** result
+- you cannot be confident if you are making negative statements
+- affects
+  - emotional reactions
+  - immune system
+  - energy field
+
+- useful
+  - even when you don't believe the positive statement it improves you