If you just wish to create a website you don't need to take courses. However if you want to learn html to be an expert than it is important to learn.
You can simple create a website without any knowledge of html. There are many html tools, for example Nandu extension if you use Mozialla Firefox or Netscape Composer for Netscape.
i couldn't agree more with u
. there do have a lot of tools for creating a website, and i am using Web builder V4.0 . It is easy to use, as simple as ABC.