Star Trek: Deep Space Nine1993

Lt. Commander Jadzia Dax:
It may sound cruel; but we both know, that ship out there was worth it. Those five deaths may save five thousand lives, or maybe even five million.

Captain Sisko:
And if I had to make the same trade all over again, I would. But five people are dead - fine men and women, who deserved a lot more than to die on some lonely planet, 50,000 light years away from home!