The doctrine of Christ enjoins men, all brothers in His eyes, to love one another.

Movements such as the Pan-Germanic, Pan-Islamic, or Pan-Negro justify themselves on the basis of their common language, or their common religion, or their color. But since the undefined masses involved in these movements lack the essential and real unity of background or community of purpose, they become a grave danger to general peace.

Human passions, like the forces of nature, are eternal; it is not a matter of denying their existence, but of assessing them and understanding them. Like the forces of nature, they can be subjected to man's deliberate act of will and be made to work in harmony with reason.

The rise of man from the animal to the human level was prolonged by the necessity of rising from a state of barbarism and violence to one of order and peace.