Far more indispensable then food for the physical body is spiritual nourishment for the soul. One can do without food for a considerable time, but a man of the spirit cannot exist for a single second without spiritual nourishment.
To be alive spiritually man must have union with God and must be conscious of it. Apart from this union his religious life will be an empty drudgery, a mere imitation of true spirituality.
People once considered that religions were obsolete and that material science would solve all human problems. Then they have become disillusioned with materialism and machinery and have realized that spiritual sciences are also indispensable for human welfare.
The greatest help to spiritual life is meditation. In meditation we divest ourselves of all material conditions and feel our divine nature. We do not depend upon any external help in meditation. The touch of the soul can paint the brightest color even in the dingiest places; it can cast a fragrance over the vilest thing; it can make the wicked divine-and all enmity, all selfishness is effaced.