When one's thoughts are neither frivolous nor flippant, when one's thoughts are neither stiff-necked nor stupid, but rather, are harmonious -- they habitually render physical calm and deep insight.
Hildegard of BingenOur souls should be like a transparent crystal through which God can be perceived.
Hildegard of BingenThese visions which I saw were not in sleep nor in dreams, nor in my imagination nor by bodily eyes or outward ears nor in a hidden place; but in watching, aware with the pure eyes of the mind and inner ear of the heart.
Hildegard of Bingen