"Mysticism is the art of union with Reality. The mystic is a person who has attained that union in greater or less degree; or who aims at and believes in such attainment."

“The visionary is a mystic when his vision mediates to him an actuality beyond the reach of the senses. The philosopher is a mystic when he passes beyond thought to the pure apprehension of truth. The active man is a mystic when he knows his actions to be part of a greater activity.”

“Francis must rank with those creative personalities to which all the deepest developments of Christian consciousness are due.”

“Of course I thoroughly agree with you that Christianity was from the first essentially a mystical religion; to me, the doctrine of the New Testament is only intelligible from that standpoint.”

“Hence the most scientific classification is a rough-and-ready business at the best.”

“I have merely attempted to put the view of the universe and man's place in it which is common to all mystics in plain and untechnical language: and to suggest the practical conditions under which ordinary persons may participate in their experience.”

“Meekness and temperance or as we may quite properly translate, Humility and Moderation, - the graces of the self forgetful soul - manifest not in some peculiar and supernatural spiritual manner, but in ordinary human nature.”