A person starts to live when he can live outside himself.

Generations to come will find it difficult to believe that a man such as Gandhi ever walked the face of this earth.

A man's ethical behavior should be based effectually on sympathy, education, and social ties no religious basis is necessary.

Any intelligent fool can make things bigger, more complex, and more violent.

Of what significance is one's one existence, one is basically unaware.

The wireless telegraph is not difficult to understand. The ordinary telegraph is like a very long cat.

Everything that is great and inspiring is created by the individual who can labor in freedom.

If there are sovereign nations possessing great power, war is inevitable.

The American lives even more for his goals, for the future, than the European. Life for him is always becoming, never being.

A theory can be proved by experiment but no path leads from experiment to the birth of a theory.