It sounds like you're describing Flow (as defined by the book [1]; not popular culture.) For me that does indeed seem to be the most common denominator of 'pro

It sounds like you're describing Flow (as defined by the book [1]; not popular culture.) For me that does indeed seem to be the most common denominator of 'proper' happiness. [1] https://www.goodreads.com/book/show/66354.Flow https://www.goodreads.com/book/show/66354.Flow