5.4541 The solutions of logical problems must be simple because they set the standard of simplicity.
People have always suspected that there must be a field of questions to which the answers – a priori – are symmetrical and form a closed, regular structure.
A field in which the proposition holds: simplex sigillum veri.
If the solutions of logical problems set the standard of simplicity then whatever they are is what ‘simple’ means. So this is a definition, not information about the nature of these solutions. Is what people always suspected necessarily true? False? What is it that they have always suspected anyway (this is the hard part)?
The Latin means “simplicity is the hallmark of truth.” Black (p. 268) points out that this was a motto of Herman Boerhaave (1668-1738) of
Proops (p. 27, note 80, incorrectly referred to as note 79 in the text on p. 26) suggests ‘had an inkling’ where I have ‘suspected’ because Ogden’s ‘thought’ “risks making it sound as though Wittgenstein regarded the idea as some kind of delusion. Pears’ and McGuinness’s translation: “mankind has always had a presentiment,” is superior to