For the first part of this task, figure out how to embed this Spotify playlist in one of your posts:
That’s relatively easy.
So let’s make it a little harder.
First, figure out how to put a thought for the day in the top of your site sidebar.
Then build on what you learned doing that to figure out how to embed the same Spotify playlist in the SIDEBAR of your site, like in the screenshot below.
You will find useful information at the Spotify Developers Site.