"' Rationale "': Russell opines that " the name'laws of thought'is . . . misleading, for what is important is not the fact that we think in accordance with these laws, but the fact that things behave in accordance with them; in other words, the fact that when we think in accordance with them we think " truly " . " But he rates this a " large question " and expands it in two following chapters where he begins with an investigation of the notion of " a priori " ( innate, built-in ) knowledge, and ultimately arrives at his acceptance of the Platonic " world of universals ".