The more horrifying this world becomes, the more art becomes abstract.
When one paints an ideal, one does not need to limit one's imagination.
Love is moral even without legal marriage, but marriage is immoral without love.
Children must be impressed with the fact that the greatest heroes are those who fight to help others, not those who fight for power or glory. They must be made to understand that victory does not prove that the thing fought for is right, nor that defeat proves that a cause is wrong.
Corporal punishment is as humiliating for him who gives it as for him who receives it; it is ineffective besides. Neither shame nor physical pain have any other effect than a hardening one.
Whereas nationalism still seeks power, honour, and glory through means that endanger other countries, patriotism knows that a country's strength and honour can only be permanently safeguarded through concourse with other countries. And whereas nationalism scoffs at the idea of international laws and regulations, patriotism seeks to create such.
When, in any ethical department, unity is attained between outer demands and inner desires, between nature and conscience, between the needs of society and the individual, the moral formula is void because inner necessity then makes it psychically and physically impossible to break the outer law. Thus, true morality is attained.
When psychical phenomena have been as much investigated as physical, love will also receive its cumatology - that is, its science of waves. We shall follow the curves of the emotions through the ages, their movement of rise and fall, the oppositions and side-influences by which they have been determined.