Aside from Delenn just generally being all-around awesome, I think my favorite bit in "Meditations on the Abyss" is Vir taking a ceremonial dueling sword of Londo's and hacking a fruit stand into bits. And the expression of joy and pride on Londo's face when he saw him do that.
...I might have to gif it or something later.
...I might have to gif it or something later.