Any who may wish to profit himself alone from the knowledge given him, rather than serve others through the knowledge he has gained from learning, is betraying knowledge and rendering it worthless
Man cannot live without a permanent trust in something indestructible in himself, though both the indestructible element and the trust may remain permanently hidden from him. One of the ways in which this hiddenness can express itself is through faith in a personal god.
Those who are bent on revolutionizing society may be divided into those who seek something for themselves thereby and those who seek something for their children and grandchildren.