Kalgianwale Di Chhabi is an insightful article of Prof. Puran Singh which clarifies that attempts to depict Sikh Gurus in portraits or writing character-sketches of Guru Sahib from a temporal view-point was wrongful.
They of India have not understood Him. Gandhi calls him a "misguided patriot." Men of this world, who wish to comprehend Truth by their own intellectual measures, are forever incapable of understanding the true nature of Inspiration, which is the life-breath of the really great. Whenever they approach such inscrutable personalities, they make but grotesque estimates. After centuries of intellectual advancement, they stand still exactly on the same spot, utterly incapable. In one age to them, Joan of Arc is but a witch and the end of the intellectual justice is to case her in fire.