Update README.md

Liqiankun · web-flow · commit 04644315db86 · 2019-02-23T16:32:35.000+08:00
diff --git a/README.md b/README.md
@@ -1,5 +1,6 @@
 ![](https://github.com/Liqiankun/DLReactNativeArchitecture/blob/master/switch_navigator.png)
 ## How to run 
+* Think twice before you go with React Native
 * `Xcode 10.1`
 * `npm i`
 * `react-native link`
