No. Sod the work ethic.
Did you know that aboriginal peoples spend, on average, two hours a day gathering food and securing water and shelter? They spend the rest of the day playing, socialising and resting.
The history of "civilization" consists of more and more people working harder and harder whilst fewer and fewer get more wealthy and powerful.
Go ride your bike. If you were working you'd probably be doing something that screws up the environment either directly or indirectly. Cyclists actually clean the air as they move through it. Go clean up some air and have a good time.
We've ***** an entire planet. Someone ought to be having fun. Got to get back to work now...