Calvin just worked like this when I was at Segment. He picked what he worked on and worked really intensely at it. People most often burn out because of the lac

Calvin just worked like this when I was at Segment. He picked what he worked on and worked really intensely at it. People most often burn out because of the lack of agency, not hours worked. Also, keep in mind that people aren't the same. What seems hard to you might be easy to others, vice versa.