Quote#Nature
The " Five Words," 'genus', 'species', 'difference', 'property',…
Quote byWilliam Whewell · 1794–1866
Commonly attributed — not confirmed in an authoritative edition. Cited on Wikiquote to: LXXXVI.
English (original)
The " Five Words," 'genus', 'species', 'difference', 'property', 'accident', were used by the Aristotelians, in order to express the subordination of kinds, and to describe the nature of definitions and propositions. In modern times, these technical expressions have been more referred to by Natural Historians than by Metaphysicians.
— William Whewell
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We perceive by 'means' of a medium and 'by means' of impressions on the nerves: but we do not (by our senses,) perceive either the medium or the impressions on the nerves.
The Sight cannot decompose a compound colour into simple colours, or distinguish a compound from a simple colour
Coexistent polarities are fundamentally identical.
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