necessary to hide one's light

He stated that, contrary to the principles expressed in the "Sermon on the Mount", as it was frequently interpreted, it was necessary to "hide one's light" from the ignorant and the uninitiated as they would only, quite automatically, attempt to destroy any such "light" or 'knowledge"; however, it was equally important not to hide that same knowledge or "light" from oneself and from others who were working seriously and honestly towards the same goals of self-development and proper growth.

Fritz Peters - Gurdjieff Remembered (Chapter X)