“In this respect fundamentalism has demonic traits. It destroys the humble honesty of the search for truth, it splits the conscience of its thoughtful adherents, and it makes them fanatical because they are forced to suppress elements of truth of which they are dimly aware”

“The passion for truth is silenced by answers which have the weight of undisputed authority.”

“I have given no definition of love. This is impossible, because there is no higher principle by which it could be defined. It is life itself in its actual unity. The forms and structures in which love embodies itself are the forms and structures in which love overcomes its self-destructive forces.”

“...history has shown that the most terrible crimes against love have been committed in the name of fanatically defended doctrines.”

“Doubt isn't the opposite of faith; it is an element of faith.”

“The vitality that can stand the abyss of meaninglessness is aware of a hidden meaning within the destruction of meaning.”

“Man is able to decide for or against reason, he is able to create beyond reason or to destroy below reason”