Spiritual unity is a bonded weld in love and affection for each other in Universe. There is no room for No. 2 in spiritual unity, all are one. Spiritual unity forbears and shares the sufferings of each other beyond differentiation. Spiritual unity asserts that everybody is brethren. Love and affection are its manifesto. Human body is the construction of same spiritual letters for each and everyone, those who learn this never dies.
Duality – What it is?
Duality is No. 2 that is separation of each other by you and I. Man may differ by country and language, but in spiritual unity they are all one. See the spiritual unity in the multiplicity of creations of man which full stops all problems of differentiation. This is the knowledge of love and affection.