Fix simple -> simply in README

README.md

@@ -9,7 +9,7 @@ Jupyter Docker Stacks are a set of ready-to-run Docker images containing Jupyter
 
 ## Quick Start
 
-You can try a [recent build of the jupyter/base-notebook image on mybinder.org](https://mybinder.org/v2/gh/jupyter/docker-stacks/master?filepath=README.ipynb) by simple clicking the preceding link. Otherwise, the two examples below may help you get started if you [have Docker installed](https://docs.docker.com/install/) know [which Docker image](http://jupyter-docker-stacks.readthedocs.io/en/latest/using/selecting.html) you want to use, and want to launch a single Jupyter Notebook server in a container.
+You can try a [recent build of the jupyter/base-notebook image on mybinder.org](https://mybinder.org/v2/gh/jupyter/docker-stacks/master?filepath=README.ipynb) by simply clicking the preceding link. Otherwise, the two examples below may help you get started if you [have Docker installed](https://docs.docker.com/install/) know [which Docker image](http://jupyter-docker-stacks.readthedocs.io/en/latest/using/selecting.html) you want to use, and want to launch a single Jupyter Notebook server in a container.
 
 The [User Guide on ReadTheDocs](http://jupyter-docker-stacks.readthedocs.io/) describes additional uses and features in detail.