In other words, Obi knew that his Star Trek: Discovery opponent was one of the world’s most famous martial arts actors, and he was suitably excited to fight her character. He might have chosen a relatively vulgar way of expressing his sentiments, but the actor was ultimately trying to pay respect to his honorable opponent. Honestly, what else would you expect a good Klingon to do?
Unfortunately, for both T’Kuvma and Georgiou, the old Klingon proverb proved true: that was a good day to die.