FOM: Philosophy and platonism
marksa at vms.huji.ac.il
Mon Jan 24 10:24:22 EST 2000
Stephen G Simpson wrote:
> Michael Zeleny writes:
> > As Gottlob Frege has taught us, logic is a branch of ethics.
> Could you supply a reference to where Frege says this?
> -- Steve
How about Grundgesetze, Introduction:
...and here what is fatal is the double meaning of hte word "law". In
one sense a law asserts what is; in the other it prescribes what ought
to be. Only in the latter sense can the laws of logic be called 'laws
of thought': so far as they stipulate the way in which one ought to
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