14 Quotes by Rudolf Carnap

The self is the class (not the collection) of the experiences (or autopsychological states). The self does not belong to the expression of the basic experience, but is constructed only on a very high level.

Science is a system of statements based on direct experience, and controlled by experimental verification. Verification in science is not, however, of single statements but of the entire system or a sub-system of such statements.

Logic is the last scientific ingredient of Philosophy; its extraction leaves behind only a confusion of non-scientific, pseudo problems.

Let us be cautious in making assertions and critical in examining them, but tolerant in permitting linguistic forms.[Carnap’s famous plea for tolerance to which W.V. Quine took exception.]

Anything you can do, I can do meta

If one is interested in the relations between fields which, according to customary academic divisions, belong to different departments, then he will not be welcomed as a builder of bridges, as he might have expected, but will rather be regarded by both sides as an outsider and troublesome intruder.

To work in this spirit would be my task from now on!

There is a continuum which starts with direct sensory observations and proceeds to enormously complex, indirect methods of observation.

Let us be cautious in making assertions and critical in examining them, but tolerant in permitting linguistic forms.