PUBLIC MARKS with tags making & internet

Have you ever found yourself thinking any of the following: 'I'm not sure I can do this. I'm putting a lot in and not getting much out. Who's to say I'll succeed. After all, most online businesses fail. But I'm a determined person, so I'll press on with what I've been doing and maybe I'll be one of the lucky ones. Mind you there is so much competition. If I don't give it a shot, I'll never know'.