If you're priming white, then work from a white base, don't try to re-do it in black unless black is the end color.
After painting red, use darker washes for depth and definition, then highlight back up.
Londo: "The Minbari put great emphasis on art, literature and music." Say instead: "They are decadent people, interested only in the pursuit of... of dubious pleasures." It doesn't mean anything, but it scares people every time!