Four lessons in

I’m four lessons in with clawhammer style and I’m no better than I was at the first. I’ve tried Scruggs style with lessons, but that was a bust. my problem is I’m too tense and get frustrated at each mistake, and seem to make the same mistakes each time. I guess I’m just venting but as I see it maybe some people aren’t ment to play an instrument. Just like college isn’t for everyone. At my wits end…