History teaches us that unity is strength, and cautions us to submerge and overcome our differences in the quest for common goals, to strive, with all our combined strength, for the path to true African brotherhood and unity.
He who wishes to fight must first count the cost. When you engage in actual fighting, if victory is long in coming, then men's weapons will grow dull and their ardor will be dampened. If you lay siege to a town, you will exhaust your strength.