Update state-and-lifecycle.md (#8424)

* Update state-and-lifecycle.md

Isn't  clock state and props the same in this example?

* Clarify

docs/docs/state-and-lifecycle.md

@@ -432,7 +432,7 @@ This also works for user-defined components:
 <FormattedDate date={this.state.date} />
 ```
 
-The `FormattedDate` component would receive the `date` in its props and wouldn't know whether it came from the `Clock`'s state, the props, or was typed by hand:
+The `FormattedDate` component would receive the `date` in its props and wouldn't know whether it came from the `Clock`'s state, from the `Clock`'s props, or was typed by hand:
 
 ```js
 function FormattedDate(props) {