In this freedom they express their true natures. A tree is simply a tree. The sun is simply the sun. No hidden agendas, no hidden motives, no hidden meanings.
Just the magnificence of the thing observed.
The call of a crow. The subtle breeze of air.
Perceptions as they are coming in through the senses, unobstructed by the meanderings of the mind, whether the conscious, subconscious, or unconscious mind. Simply clear perceptions, in whatever state the senses let them into the system.