Thinking, feeling, acting and perceiving are all activities of mind, although in almost all cases we have become so accustomed to this activity that it is no longer registered as such. However, being aware of being aware – awareness’s awareness of itself – is the only truly effortless experience there is. Everything else, even breathing or thinking, requires energy. This is what Ashtavakra meant when he said, ‘For the sage, even blinking is too much trouble.’