Working right trumps finding the right work. He didn’t need to have a perfect job to find occupational happiness — he needed instead a better approac… - Cal Newport

[Great creative minds] think like artists but work like accountants.

the crucial step in programming is not the actual act of mechanically typing commands into a computer, but instead crafting the underlying solution that is then translated into code.

Put another way, trying to squeeze a little more work out of your evenings might reduce your effectiveness the next day enough that you end up getting less done than if you had instead respected a shutdown.