Mysticism, according to its historical and psychological definitions, is the direct intuition or experience of God; and a mystic is a person who has, to a greater or less degree, such a direct experience -- one whose religion and life are centered, not merely on an accepted belief or practice, but on that which the person regards as first hand personal knowledge.
Evelyn UnderhillThe spiritual life is not a special career, involving abstraction from the world of things. It is a part of every man's life; and until he has realized it, he is not a complete human being, has not entered into possession of all his powers.
Evelyn UnderhillIf God were small enough to be understood, He would not be big enough to be worshipped.
Evelyn Underhill