“No matter how far the material world advances, it cannot establish the happiness of mankind. Only when material and spiritual civilization are linked and coordinated will happiness be assured. “[1]  With these words Abdu’l Baha introduces another of the great principles of Baha’u’llah’s teachings. In short – that true civilization implies a balanced progress of material and spiritual – with neither predominating. The immediate implication of this balancing of the material and spiritual is in the realm of human activity and human relationships. Then material civilization will not contribute its energies to the forces of evil in destroying the oneness of humanity, for in material civilization good and evil advance…