sentence: Confronting the challenging instead of turning aside , trying to think of possible solutions instead of giving up at the beginning , always being positive about the unknown instead of negative and retreating . All these are the main reasons why humankind can keep improving .
modified: Confronting the challenging instead of turning aside , trying to think of possible solutions instead of giving up at the beginning , always being positive to unknown instead of negative and retreating , all these are the main reason why the humankinds can keep improving .
transformation: OTHER, PUNCT, NOUN:NUM, DET, NOUN:INFL