Odo: Actually, I believe Commander Dax has been treated for seven muscle pulls, two contusions and three cracked ribs. The only person who spent more time in the infirmary over the past few weeks is Commander Worf.

Benjamin Sisko: Isn’t there any way that… the two of you could, um… erm… you know…

Jadzia Dax: Make love?

Benjamin Sisko:…without injuring yourselves?

Jadzia Dax: Interspecies romance isn’t without its danger. That’s part of the fun.

Star Trek: Deep Space Nine, Season 5: Episode 7 – “Let He Who Is Without Sin…”