To know all about anything is to know how to deal with it under all circumstances.

There is one thing in the world more wicked than the desire to command, and that is the will to obey.

When an action is once done, it is right or wrong for ever; no accidental failure of its good or evil fruits can possibly alter that.

scientific thought does not mean thought about scientific subjects with long names. There are no scientific subjects. The subject of science is the human universe; that is to say, everything that is, or has been, or may be related to man.

A little reflection will show us that every belief, even the simplest and most fundamental, goes beyond experience when regarded as a guide to our actions.

Our lives our guided by that general conception of the course of things which has been created by society for social purposes.

If a belief is not realized immediately in open deeds, it is stored up for the guidance of the future.