Time without attention is worthless
The worst of states is when you experience neither relaxation nor productivity. Be focused on work or focused on something else, never in-betweeen. Time without attention is worthless, so value attention over time.
— Timothy Ferriss, 4-Hour Work Week.
I am on the final chapters of 4-Hour Work Week. As hard as it is for me to imagine enjoying his company, Ferriss is nailing it.