A large number of people are still under the impression that clairvoyance is a

mysterious art, practised by somewhat peculiar individuals who seem to be invested

with singular - even sinister - powers, which they exercise within the confines of a

dark and mysterious room - the séance-room.

See the rules http://englishtips.org/?do=static&page=rules_for_publishing

point #3, please

decabristka