Men, believing in myths, will always fear something terrible, everlasting punishment as certain or probable . . . Men base all these fears not on mature opinions, but on irrational fancies, that they are more disturbed by fear of the unknown than by facing facts. Peace of mind lies in being delivered from all these fears.

The most probable assumption is that no currently working ‘business theory’ will be valid 10 years hence.

It is quite possible–overwhelmingly probable, one might guess–that we will always learn more about human life and personality from novels than from scientific psychology

We must take care not to admit as true anything, which is only probable. For when one falsity has been let in, infinite others follow.