How much of your mental life is intentional action? And how much of it consists of inaction, not doing anything at all? To answer that, we need to get clear on what we mean by “intentional action” and “inaction.”

“Reader’s block” might refer to anxiety about reading some intimidating book; reluctance to read at all; or that special frustrating phenomenon where you drag your eyes over the lines of a page without taking anything in. Sometimes it's the result of a philosophical mistake about reading.