Nothing(ness), the (das Nichts), 7fn, 43, 128, 177, 186-188, 266, 273, 276-277, 308, 343, 352, 431; indifference not, 43; no one not, 128, 177; and nowhere, 186, 188; of anxiety, 186-188, 308; of possible impossibility of one’s existence, 266; of the world, 187, 276-277, 343; self thrown into, 7fn, 277; being and, 431 (Hegel)