Every language having a structure, by the very nature of language, reflects in its own structure that of the world as assumed by those who evolved the language. In other words, we read unconsciously into the world the structure of the language we use.

What we call progress consists in coordinating ideas with realities.

Identity is invariably false to facts.

Mathematics and logic have been proved to be one; a fact from which it seems to follow that mathematics may successfully deal with non-quantitative problems in a much broader sense than was suspected to be possible.

If a psychiatric and scientific inquiry were to be made upon our rulers, mankind would be appalled at the disclosures.

It seems evident that everything which exists in nature, is natural, no matter how simple or complicated a phenomenon it is; and on no occasion can the so-called 'supernatural' be anything else than a completely natural law, though it may, at the moment, be above and beyond the present understanding.

I want to make clear only that words are not the things spoken about, and that there is no such thing as an object in absolute isolation.