In my opinion there is no other salvation for civilization and even for the human race than the creation of a world government with security on the basis of law. As long as there are sovereign states with their separate armaments and armament secrets, new world wars cannot be avoided.

Energy cannot be created or destroyed, it can only be changed from one form to another.

I am not a Jew in the sense that I would demand the preservation of the Jewish or any other nationality as an end in itself. Rather, I see Jewish nationality as a fact and I believe that every Jew must draw the consequences from this fact.

When you look at yourself from a universal standpoint, something inside always reminds or informs you that there are bigger and better things to worry about.

What is essential in the life of a man of my kind is what he thinks and how he thinks, and not what he does or suffers.

My internal and external life depend so much on the work of others that I must make an extreme effort to give as much as I receive.

Let every man judge according to his own standards, by what he has himself read, not by what others tell him.