It is not permissible to lie merely to save one's face. But it is sometimes permissible to lie to save another person's face.

The insidiousness of science lies in its claim to be not a subject, but a method.

There is no morality by instinct. There is no social salvation in the end without taking thought; without mastery of logic and application of logic to human experience.

It is not permissible to lie merely to save one's face. But it is sometimes permissible to lie to save another person's face.

Society, by insisting on conventions, has merely insisted on certain convenient signs by which we may know that a man is considering, in daily life, the comfort of other people.

if you are perfectly willing to shock an individual verbally, the next thing you will be doing is to shock him practically.

The indiscreet questioner - and by indiscreet questions I mean questions which it is not conceivably a man's duty either to the community or to any individual to answer - is a marauder, and there is every excuse for treating him as such.