Then how did the Sacred Band of Thebes - consisting of 150 pairs of male lovers - become one of the strongest fighting forces in the ancient world? Or the Spartan army, which did the same thing. 300 Spartans held off 30,000 Persians.
There are plenty of ancient writers, including Plato that documented these armies. They seemed to manage homosexuality - in fact more than managed it, they used it to their advantage.
As long as someone does their job - and does it well, why would anyone care what their sexual proclivities are?