You can't win them all.
Meaning: Something you can say after you, or someone else, loses a contest or fails to achieve something (said to make losing seem not so bad).
- After Terry had lost the match, his wife said, "Never mind, dear. You can't win them all."
- When it was clear that we hadn't won the contract, I tried to hide my disappointment by saying, "Oh well. You can't win 'em all."
I looked at my tennis partner and said, "You can't win 'em all"