I believe that the abolition of private ownership of land and capital is a necessary step toward any world in which the nations are to live at peace with one another.

Cynicism such as one finds very frequently among the most highly educated young men and women of the West, results from the combination of comfort and powerlessness.

When the intensity of emotional conviction subsides, a man who is in the habit of reasoning will search for logical grounds in favour of the belief which he finds in himself.

I want to say, in all seriousness, that a great deal of harm is being done in the modern world by belief in the virtuousness of WORK, and that the road to happiness and prosperity lies in the organised diminution of work.

Patriotism is the willingness to kill and be killed for trivial reasons.

If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all.

Physics, owing to the simplicity of its subject matter, has reached a higher state of development than any other science.