This thesis defends the view that, for Aristotle, perception is a mode of cognition capable of grasping particulars, including (and especially) under value descriptions. It begins by identifying the Two Worlds Problem that motivates Aristotle’s repeated deference to perception. Deliberation alone will never reach the concrete individual captured in a demonstrative thought standardly expressed as ‘This loaf here’. But without such a cognition, we would never be able to act in the world. I then defend the view that perceptual content includes kind properties and so is sufficient to provide the object acquaintance necessary for demonstrative thought. I do this by showing that Aristotle is committed to the Conscious Attention Thesis, which enta...