ed the sermon of human liberty, equality and union. Guru Nanak Dev emphasized, "Truth is higher but higher still is truthful living". His strong belief was in One God. He emphasized on universal brotherhood, universal peace and prosperity.
             Guru Angad Dev ji preached the sermon of obedience through submission before the Will of God. He emphasized on the development of human personality as a whole with healthy mind and strong body. He offered the improved version of Gurmukhi alphabet and established centers for its learning. He emphasized on education. Guru Amar Das preached the sermon of harmony, compassion and
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