Concealment (n.) betrays: in her négligée the lady tries to hide herself and betrays herself by the concealment; before a mere tailor she exposes herself with utter nonchalance.
Concealment (n.) is grief sitting at home in sackcloth and ashes, and when it would dress, having no clothes but those of joyfulness and merriment.
Concealment (n.) practiced long enough leaves one's true nature unable to reveal itself — or madness obtrudes the hidden thoughts on everyone.
Concealment (n.) is, ethically, sin: the individual as he immediately is is hidden, and his task is to come out and reveal himself in the universal.
Concealment (n.) is the factor of tension in drama, as recognition is the relieving, relaxing one.
Concealment (n.) is rewarded by aesthetics and punished by ethics, which requires revelation.