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How memories shape your reality | Aleena Garner | TEDxNewEngland
TEDx Talks· 2025-09-12 17:00
Core Argument - Perception is shaped by the interplay of sensations, thoughts, past experiences (memories), and future expectations [3][10][12][13][24] - Individuals can influence their experiences by consciously managing their thoughts, memories, and expectations [24][29] - Recognizing the subjective nature of reality and adapting communication styles are crucial for effective learning and interaction [26][27] Neuroscience Insights - Neural circuits integrate sensation with the brain's internal model to create perception [4][5] - Memory traces record experiences, and reactivating old memories during new experiences can fuse them [6][7][9] - Expectations can suppress neural activity for predicted stimuli and amplify activity for unexpected stimuli [17][18] Learning and Adaptation - Updating internal models is essential for learning and adapting to a changing world [21][22] - Failure to update internal models can hinder learning and lead to a disconnect from reality [20][21][23] - The brain builds internal models of the world based on experience, and errors in prediction lead to model updates [18][20] Implications for Individuals - Actively choosing and triggering positive memories can improve challenging or unpleasant experiences [25] - Mindfulness of sensations helps distinguish them from thoughts and expectations [25] - Deliberate meditation can help manage expectations [25] Implications for Interpersonal Relations and Education - Each individual has a unique perception of reality based on their experiences [26] - Acknowledging different perspectives is crucial for improving various aspects of life [26] - Education systems should appreciate that everyone learns differently and adapt teaching methods accordingly [27]