You win some, you lose some.
and You win a few, you lose a few.Prov. Cliché You cannot always succeed. (You can say this when you have not succeeded, to show that you are not discouraged.) Jill: I was sorry to hear that you didn't win your court case. Jane: Well, you win some, you lose some. Bill: I thought it was terrible that you didn't get a prize in the art contest. Bob: You win a few, you lose a few.