If you want to realize an idea, then figure out how to do it; and execute. Even if it means a whole lot of trial and error on the way. It’s a pretty good way to learn new stuff.
When I sketched this pupper down on paper I had just briefly introduced myself to After Effects. I knew it could be done with the tools at hand, but not how. Having a clear idea of how I wanted it to end up however, made it way easier to break down every step I had to go trough in order to get here.