Anytime meditation depends on even the faintest quality of dwelling on something, then something is still not quite free. However, somehow freedom arises from or depends on imprisonment. First you have to recognize your fundamental imprisonment. Then, if you cease to imprison yourself, you are truly free. Whenever there is an experience of faint imprisonment, you are free to give that up—just a little bit. In order to experience freedom, you have to give an inch.
From Work, Sex, Money: Real Life on the Path of Mindfulness by Chögyam Trungpa, page 110