See also, "Extremis", modern Doctor Who series 10 episode 6 [0]: "Only in darkness are we revealed. Goodness is not goodness that seeks advantage. Good is good

See also, "Extremis", modern Doctor Who series 10 episode 6 [0]: "Only in darkness are we revealed. Goodness is not goodness that seeks advantage. Good is good in the final hour, in the deepest pit, without hope, without witness, without reward. Virtue is only virtue in extremis." [0] https://www.imdb.com/title/tt6340130/characters/nm0524240 https://www.imdb.com/title/tt6340130/characters/nm0524240