The Sikh Gurus sang the glory of a universal God and Brotherhood among men. They recurred to the theme in an Idiom appropriate to the times and climates they lived in. The lyrical sikh hymns and songs stimulate the faithful to grow big in spirit, tolerance and fraternity.The sikh faith did not build walls around itself, but became open and outreaching.
The secular foundation of sikh religion has been acknowledged by many non-sikh saints, savants and poets.But a thoughtfully studied exposition was due till Dr. Vivek Ranjan Bhattacharya took up the task out of his deep conviction.[edit]