Direct your attention inward. Have a look inside yourself. What kind of thoughts is your mind producing? What do you feel? Direct your attention into the body. Is there any tension? Once you detect that there is a low level of unease, the background static, see in what way you are avoiding, resisting, or denying life-by denying the Now.
Practicing the Power of Now: Essential Teachings, Meditations, and Exercises from the Power of Now (ed. New World Library, 2001) - ISBN: 9781577311959