It is the worst of all superstitions to assume that the epistemological characteristics of one branch of knowledge must necessarily read more

It is the worst of all superstitions to assume that the epistemological characteristics of one branch of knowledge must necessarily be applicable to any other branch.

In matters of intellect, follow your reason as far as it will take you, without regard for any other consideration.

In matters of intellect, follow your reason as far as it will take you, without regard for any other consideration.

I do not understand the capricious lewdness of the sleeping mind.

I do not understand the capricious lewdness of the sleeping mind.

There are two modes of acquiring knowledge, namely by reasoning and experience. Reasoning draws a conclusion and makes us grant read more

There are two modes of acquiring knowledge, namely by reasoning and experience. Reasoning draws a conclusion and makes us grant the conclusion, but does not make the conclusion certain, nor does it remove doubt so that the mind may rest on the intuition of truth, unless the mind discovers it by the path of experience.

A line runs from the meditations of the heart to the words of the mouth. The meditations are not clear read more

A line runs from the meditations of the heart to the words of the mouth. The meditations are not clear to us until the mouth utters its words. If what the mouth utters is unclear or foolish or mendacious, it must be that the meditations are the same. But the line runs both ways. The words of the mouth will become the meditations of the heart, and the habit of loose talk loosens the fastenings of our understanding.

Innovators and creators are persons who can to a higher degree than average accept the condition of aloneness. They are read more

Innovators and creators are persons who can to a higher degree than average accept the condition of aloneness. They are more willing to follow their own vision, even when it takes them far from the mainland of the human community. Unexplored places do not frighten them- or not, at any rate, as much as they frighten those around them. This is one of the secrets of their power. That which we call "genius" has a great deal to do with courage and daring, a great deal to do with nerve.

When you want to organize knowledge. you will be careful to base the classification upon essential qualities. You will thus read more

When you want to organize knowledge. you will be careful to base the classification upon essential qualities. You will thus derive classes in which the members have the greatest amount of resemblance to one another and the greatest amount of difference from the members of other classes. But suppose that, instead of organizing knowledge, you set out to organize ignorance and prejudice. You will then do precisely the opposite...You will keep the classification vague and flexible, so that it can be made to include just whatever individuals you choose.

When you say that you agree to a thing in principle you mean that you have not the slightest intention read more

When you say that you agree to a thing in principle you mean that you have not the slightest intention of carrying it out in practice.

That's one small step for a man, one giant leap for mankind.

That's one small step for a man, one giant leap for mankind.