Black and white have often been used to describe opposites such as good and evil the dark ages versus age of enlightenment and night.
Muvala wa ntima na wo basa, yitirhisiwa ngopfu ku hlamusela ku hambana, kufana na ntiyiso na ku Honisa, Vunene na vubihi, "Nguva ya xinyami" na "Nguva ya rivoningo."