*perseverance by *six pm on February 19, 2021March 5, 2021 I’m safe on Mars. Perseverance will get you anywhere. #CountdownToMars— NASA's Perseverance Mars Rover (@NASAPersevere) February 18, 2021 Perseverance– n. a continued effort to do or achieve something despite difficulties, failure, or opposition. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related