a priori knowledge anticipation ataraxia ataraxy buddhi calmness clairvoyance composure contemplation direct apprehension immediate cognition imperturbability insight inspiration intuition intuitionism intuitive reason intuitiveness intuitivism knowledge without thought lucid stillness marmoreal repose nirvana peace peacefulness placidity placidness precognition quiescence quiescency quiet quietism quietness quietude repose rest restfulness second sight second-sightedness serenity silence silken repose sixth sense sleep slumber stillness subconscious knowledge subconscious perception tranquillity unmediated perception wise passiveness