Perception is more complex than feeling The generation of perception is predicated on the existence of various sensory information in the mind and occurs simultaneously with sensation. But it is not a simple sum of various feelings

Comprehensibility: Different knowledge and experiences lead to different understandings of the same thing

spatial perception

motion perception

time perception

Social stereotype effect: generalizing from one part to another (teachers are elegant)

incorrect perception Subjective and difficult to service (the most common is optical illusion) There are positives and negatives ≠Hallucination (false perception in the absence of external stimulation)

Observed qualities: 1.Objectivity 2. Purpose 3. Precision 4.Acuity

Feeling is the simplest psychological phenomenon It is the starting point of cognition Feeling is the basis of all knowledge and experience and a necessary condition for normal human psychological activities.

Vision is the dominant sense for understanding the external world

Somatosensory/Dark Sense: Visceral Sense eg: Hungry, thirsty, unable to distinguish between stomachache and stomachache

Absolute susceptibility: the ability to detect weak stimuli Differential susceptibility: the ability to feel the smallest amount of difference

Absolute sensory threshold: the ability to feel the smallest amount of difference↓ Differential sensation threshold: the minimum amount of difference between stimuli that can just cause a differential sensation