The playfulness and joy of a dog, its unconditional love and readiness to celebrate life at any moment often contrast sharply with the inner state of the dog's owner—depressed, anxious, burdened by problems, lost in thought, not present in the only place and only time there is: Here and Now. One wonders: living with this person, how does the dog manage to remain so sane, so joyous? ...

— Eckhart Tolle

from Stillness Speaks