I, the (das Ich), 41fn (in each case “I”), 87fn (egoistic), 109 + fn (egotism), 114-119, 316-323, 318fn, 319fn, 332, et passim; as subject, 22, 179, 317, 322; as the “who” of Dasein, 114-115, 129, 267, 313, 317, 322; abstract, 401 (Yorck); isolated, 116, 118, 179, 298; pure, 229; worldless, 316; I-here, 119, 132; I-hood (Ichheit), 116, 318, 323; I-Thing (Ichding), 107, 119; the “I am”: (das “ich bin”), 24, 54, 129, 211, 278, 297, 317, 321, 381; I am-as-having-been: ich hin gewesen, 326, 328, 339; I-am-in-a-world, 211, 321; I take action, 319; I think, 24, 319-321, 427; the givenness of, 46, 115-116, 129, 265; the not-I, 116, 433; saying “I,” 318-319, 318£n, 321-323; Descartes on, 46, 95, 98; Hegel on, 433-434; Humbolt on, 119; Kant on, 109, 318-321, 320 n. 19; the “I” and the Self, 129-130, 317-323, 348. See also cogito sum; mineness; self; subject (BT)