As there are so many who talk prose without knowing it, or, again, who syllogize without having the least idea what a syllogism is, so economists have long been mathematicians without being aware of the fact.


William Stanley Jevons, The Theory of Political Economy (1871). Preface To The Second Edition, p. 14.


As there are so many who talk prose without knowing it, or, again, who syllogize without having the least idea what a syllogism is, so economists...

As there are so many who talk prose without knowing it, or, again, who syllogize without having the least idea what a syllogism is, so economists...

As there are so many who talk prose without knowing it, or, again, who syllogize without having the least idea what a syllogism is, so economists...

As there are so many who talk prose without knowing it, or, again, who syllogize without having the least idea what a syllogism is, so economists...