No other organization rouses anything like the loyalty aroused by the national State. And the chief activity of the State is preparation for large-scale homicide.

Humanistic ethics is based on the principle that only humans themselves can determine the criterion for virtue and not an authority transcending us.

The best practical advice I can give to the present generation is to practice the virtue which the Christians call love.

Although this may seem a paradox, all exact science is dominated by the idea of approximation. When a man tells you that he knows the exact truth about anything, you are safe in inferring that he is an inexact man. Every careful measurement in science is always given with the probable error ... every observer admits that he is likely wrong, and knows about how much wrong he is likely to be.

Fundamental happiness depends more than anything else upon what may be called a friendly interest in persons and things.

Even in the most purely logical realms, it is insight that first arrives at what is new.

It appeared to me obvious that the happiness of mankind should be the aim of all action, and I discovered to my surprise that there were those who thought otherwise.