Human nature being what it is, people will insist upon getting some pleasure out of life.

People who are vigorous and brutal often find war enjoyable.

To discover a system for the avoidance of war is a vital need of our civilisation.

Whatever we know without inference is mental.

Right discipline consists, not in external compulsion, but in the habits of mind which lead spontaneously to desirable rather than undesirable activities.

There are some simple maxims which I think might be commended to writers of expository prose. First: never use a long word if a short word will do. So, if you want to make a statement with a great many qualifications, put some of the qualifications in separate sentences. Third: do not let the beginning of your sentence lead the reader to an expectation which is contradicted by the end.

What has human happiness to do with morals? The object of morals is not to make people happy.