As to judging our own time, and thereby gaining some basis for a judgment of future possibilities, we are doubtless not only too close to it to appraise it but too much formed by it and enclosed within it to do so.

Another cause of change, one less noticeable but fundamental, is the modern growth of population closely connected with scientific and medical discoveries. It is interesting that the United Nations has set up a special Commission to study this question.

Men who are scandalized at the lack of freedom in Russia do not ask themselves how real is liberty among the poor, the weak, and the ignorant in capitalist society.

We speculate as to what is in store for us. But we not only undergo events, we in part cause them or at least influence their course. We have not only to study them but to act.