Wording nits

content/docs/forms.md

@@ -266,11 +266,9 @@ Also, since `setState()` automatically [merges a partial state into the current
 
 ## Controlled Input Null Value
 
-Specifying the value prop on a [controlled component](/docs/forms.html#controlled-components) prevents the user from changing the input unless you desire so.
+Specifying the value prop on a [controlled component](/docs/forms.html#controlled-components) prevents the user from changing the input unless you desire so. If you've specified a `value` but the input is still editable, you may have accidentally set `value` to `undefined` or `null`.
 
-You might have encountered a situation where value is specified but an input is still editable. In this case you might have accidentally set value to undefined or null.
+The following code demonstrates this. (The input is locked at first but becomes editable after a short delay.)
-
-The following code demonstrates this. (The input becomes editable after a short delay.)
 
 ```javascript
 ReactDOM.render(<input value="hi" />, mountNode);