Don't be afraid of oil painting, it's not the hardest medium to work with. It's an amazing medium. Very sensual and versatile. Once you get a feel for its characteristics, you will be able to get the most out of it and discover how wonderful it really is. So, it's important to understand that you should enjoy the process of oil painting instead of just the final result. Oil painting requires a lot of patience. Which brings up the point of don't be so worried about what it looks like at the early stages.
Let's have a look at the following gorgeous painting: