Mathematics is concerned with "all possible worlds." David Malet Armstrong More Quotes by David Malet Armstrong More Quotes From David Malet Armstrong The concept of a mental state is primarily the concept of a state of the person apt for bringing about a certain sort of behaviour. David Malet Armstrong certain behaviour states To accept Naturalism is to reject such entities as Cartesian minds, private visual and tactual spaces, angelic beings and God. David Malet Armstrong accepting space mind
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