"By being very careful with our secrets and protecting our border."

He vanishes the hologram with a wave of his hand. "By deploying our War Dogs out into the world to listen for any news of Wakanda or vibranium."

T'Challa nods at Nakia, including her in that group. "By never allowing outsiders into our country," he adds, and looks slightly rueful. "A tradition which I will now have broken three separate times."