To make a model of a disphenoid, cut out an acute angled triangle and fold it along the joins of the mid-points of the sides. The disphenoid is said to be rhombic or tetragonal according as the triangle is isosceles or scalene.

a three-cornered stem

harvest gold:

So broad is the definition of Chi kung that spontaneous dancing, walking and other physical activities are all forms of it, but to practise a series of specific Chi kung exercises means consciously choosing to cultivate your personal energy. This book is primarily concerned with the conscious use of Chi kung to control the flow of chi into and out of, as well as within, the body.