One must choose the path with heart in order to be at one’s best, perhaps so one can always laugh.
…he asserted that there was no intrinsic difference and that both were unimportant; he said, however, that his preference was laughter, because laughter made his body feel better than crying. (Reality, 84)

I have learned that the countless paths that one traverses in one’s life are all equal. Oppressors and oppressed meet at the end, and the only thing that prevails is that life was altogether too short. (Reality, 143)

It is the consistent choice of thee path with heart which makes a warrior different from the average man. He knows that a path has heart when he is one with it, when he experiences great peace and pleasure traversing its length. The things a warrior selects to make his shields are the items on the path with heart. (Reality, 217)