Right now, I think it would be better to insert the video in this post. But I don’t know how. I can’t find the ‘upload video’ icon. I am a blundering novice. I mean, if you only saw the video you would be instantly uplifted. You really must see it. But I do know how to make a link (see above).
What he says is that when you are a beginner at anything you will be often disappointed, because your work is not as excellent as your taste.