It sounds like you&#x27;re describing Flow (as defined by the book [1]; not popular culture.)<p>For me that does indeed seem to be the most common denominator of &#x27;proper&#x27; happiness.<p>[1] <a href="https:&#x2F;&#x2F;www.goodreads.com&#x2F;book&#x2F;show&#x2F;66354.Flow" rel="nofollow">https:&#x2F;&#x2F;www.goodreads.com&#x2F;book&#x2F;show&#x2F;66354.Flow</a>