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All-perceiver
Concept of God as ultimate observer.
Human Agreement
Consensus on existence of matter and reality.
Indirect Realism
Perception mediated by a conceptual framework.
Treatise concerning the principles of human understanding
Berkeley's 1710 work on human perception.
Sensible Qualities
Ideas perceived through the senses.
Physical Objects
Exist as collections of sensible qualities.
Nominalism
Only particular things are real, no universals.
Annihilation and Creation
Objects constantly cease and re-emerge.
Extension in Mind
Concept that mind itself must be extended.
Realism
Philosophical stance on existence outside the mind.
Direct Realism
Perception of objects as they are through senses.
Berkeley
Empiricist philosopher known for idealism.
Esse est percipi
Latin for 'To be, is to be perceived'.
Idealism
Only minds and ideas exist in reality.
David Hume
Empiricist philosopher focused on memory and impressions.
Impression
Immediate perception that influences the mind.
Idea
Past impressions that are less vivid.
Design Argument
Order in the world implies a designer.
Natural Causes
Processes that explain phenomena in nature.
Memory
Recollection of past experiences and sensations.
Pain Memory
Recalling pain without current sensation.
Prejudice on Matter
Bias against the existence of physical reality.
Skepticism
Doubt about the certainty of knowledge.
Principles of Association
Rules explaining how ideas connect in the mind.
Resemblance
Similarity between different types of things.
Contiguity
Grouping of ideas based on proximity in time or space.