A great source of information for anyone wanting to get into tabletop rpg design. Although this set of articles is primarily catered toward a female audience the lessons inside can help anyone looking to get started.
Two things to remember are that someone out there will think your game is brilliant and that you are not alone. Places like Google+ and reddit are a good place to bounce ideas off people.
Making games is work and you have to really be excited about a project to see it through from start to finish. Don’t discard a game idea because you think no one will be interested or want to play it. Make it anyway and put it out there. You may be surprised!