diff --git a/README.rst b/README.rst
index e4e7b3e2..2cf68488 100644
--- a/README.rst
+++ b/README.rst
@@ -66,11 +66,11 @@ Coupling and cohesion are about how tough the components are tied.
 - **High coupling**. If the coupling is high it's like using a superglue or welding. No easy way
   to disassemble.
 - **High cohesion**. High cohesion is like using the screws. Very easy to disassemble and
-  assemble back or assemble a different way. It is an alternative to high coupling.
+  assemble back or assemble a different way. It is an opposite to high coupling.
 
 When the cohesion is high the coupling is low.
 
-High cohesion brings the flexibility. Your code becomes easier to change and test.
+Low coupling and high cohesion brings a flexibility. Your code becomes easier to change and test.
 
 How to implement dependency injection?
 --------------------------------------
diff --git a/docs/introduction/what_is_di.rst b/docs/introduction/what_is_di.rst
index aa64c07c..12251340 100644
--- a/docs/introduction/what_is_di.rst
+++ b/docs/introduction/what_is_di.rst
@@ -17,11 +17,11 @@ Coupling and cohesion are about how tough the components are tied.
 - **High coupling**. If the coupling is high it's like using a superglue or welding. No easy way
   to disassemble.
 - **High cohesion**. High cohesion is like using the screws. Very easy to disassemble and
-  assemble back or assemble a different way. It is an alternative to high coupling.
+  assemble back or assemble a different way. It is an opposite to high coupling.
 
 When the cohesion is high the coupling is low.
 
-High cohesion brings the flexibility. Your code becomes easier to change and test.
+Low coupling and high cohesion bring a flexibility. Your code becomes easier to change and test.
 
 The example
 ~~~~~~~~~~~