When Ketu works through lower principle, it signifies the mafia world, mystic activities,
                unfortunate person or event, wounds, suffering, misery, poisons, scandals, skin
                diseases, scavengers, parasites, strong noxious smells, homeless, destitute, bad
                company, infections, false pride, selfishness, secret intrigues and associations,
                habit of backbiting, bankruptcy, madness, spying  activity, etc.
                
                When Ketu works through higher principle, it signifies moksha(final emancipation
                from the life-death cycle), spiritual initiation, practice of yoga, sudden gain,
                renunciation, deep space exploration, place of religious and occult significance,
                artistic taste, literary genius, philosophical outlook, etc