John Locke on innate ideas
Rand says that ideas are not innate. Even the broad axioms like "existence exists" that everyone takes for granted have to be gleaned from experience. This is contrary to epistemology that says that certain fundamental axioms are known a priori (e.g. see Ludwig von Mises). However, Rand was not unique in rejecting innate ideas. John Locke (Book 1 of " An Essay Concerning Human Understanding ") argues against the notion of innate propositions. His opponents consider notions like "What is is" (similar to "existence exists") as being innate in the human mind. Locke sets out to refute this view. Broad "speculative propositions" about existence, non-contradiction and identity are not innate, but must be discovered by man, through the use of reason. Moreover, other knowledge is not derived are a deductive conclusion from these broad propositions. Reason is the faculty to discover all knowledge: Having addressed "speculative...