Both Uses of
mystic
in
The Idiot
- His ideas were all of the most serious kind; some were even mystical and profound.†
Chpt 4.5 *mystical = relating to realities beyond scientific understanding OR inspiring a sense of wonder or mystery; or beyond human comprehension
- She continued to recite: "Once there came a vision glorious, Mystic, dreadful, wondrous fair; Burned itself into his spirit, And abode for ever there!†
Chpt 2.7
Definition:
a person who seeks or claims to have direct spiritual insight beyond ordinary understanding; or an experience that feels deeply spiritual, mysterious, or otherworldly
In common usage, mystic is more likely to be used in reference to a practitioner of a less mainstream religion than a more mainstream religion -- possibly because the former is more mysterious to the writer.