I agree. I sometimes (rarely) have moments when I want to punch into the air, or raise my hands above my head to claim victory, or slap my desk with vigor, when

I agree. I sometimes (rarely) have moments when I want to punch into the air, or raise my hands above my head to claim victory, or slap my desk with vigor, when I just achieved something (generally small) on the task I am intently working at. Then I look around somewhat abashed, but I can't share it with too many people because it will be hard to explain my accomplishment to them. That is true joy. I think that's what the article is talking about.