The second sort of worry is more serious, for it constitutes a genuine challenge to the idea that (16) expresses a principle that is somehow constitutive of the meaning of 'part', as opposed to a substantive metaphysical thesis about parthood.
This postulate expresses a principle already imposed on belief revision operators (of which, as we shall see, merging operators are extensions), that is, the principle of irrelevance of syntax, which says that the result of a merging operator depends only on the semantical content of the merged bases and not on their syntactical expression.
Moreover, and perhaps more importantly, what the analysis of the idea of the sun shows is that if NC expresses a principle of representation in Descartes' theory of ideas, it seems to apply only to the idea of his own (finite) mind, the idea of God, and the idea of body (for a fourth, see Nelson 2008).
"The point of the bill-of-attainder clause is not simply to protect individual people, but to express a structural principle not to engage in trial by legislature".
If, as Thomas held, there is no plurality of forms here, but every natural substantial form, including biological forms, is simple, and its rational soul just is the form of the body, then no demonstration is possible at all, for the ability to learn is immediately in a human being through itself, so that to say that a human being is rational is to express a first principle.
At this stage, the candidates were asked only to express a commitment in principle towards taking part.
The Bavli's version of the integrity of truth matches the Mishnah's theme of the hierarchical unity of all being with the Bavli's principle that many principles express a single one many laws embody one governing law, which is the law behind the laws.
The administration protested that it planned to carry out the provisions anyway and that its statement merely expressed a general principle.
Strictly speaking, there is a difficulty in expressing such a principle in a standard first-order language.
To satisfy Lynch, a "mechanism of evolution" must be expressed as a principle of population genetics, and thus developmental studies cannot reveal a "novel mechanism of evolution" (see also [ 30]).
