Take Things As They Come Meaning

(idiomatic) To accept and deal with events as they occur, with a composed state of mind.

Example: 1899 Feb. 5, "Klondike Reminiscences," New York times, p. 15:
  There are really no hardships if you take things as they come and make the best of them.
2002 Dec. 27, Sam Lister, "Lost love story of the valiant rifleman," Times Online (UK) (retrieved 25 July 2008):
  He also urges Louie: “Take things as they come and keep smiling. Keep your spirits up, my dear. Be of good cheer and all will be well.”