Thanos may be the most evil villain in the entire universe, and he may have eliminated half of all life at the end of Avengers: Infinity War, but there are moments throughout the movie where he makes it clear that he cares about his favorite daughter, Gamora. The obvious moment that people point to when trying to prove that Thanos loved Gamora comes on Vormir, when the Mad Titan sheds a tear realizing that he will have to sacrifice his daughter's life in order to accomplish his mission.