Emotion Emotion is a natural instinctive state of mind deriving from one’s circumstances, mood, or relationships with others. Emotions are biological states associated with the nervous system brought on by neurophysiological changes variously associated with thoughts, feelings, behavioural responses, and a degree of pleasure or displeasure. There is currently no scientific consensus on a definition. Emotions are often intertwined...
Motivation In psychology, motivation refers to the initiation, direction, intensity, and persistence of behavior. Motivation is a temporal and dynamic state that should not be confused with personality or emotion. It involves having the desire and willingness to do something. A motivated person can be reaching for a long-term goal such as becoming a...
Fine-tuned Universe This article covers the meaning of Fine-tuned Universe. The characterization of the universe as finely tuned suggests that the occurrence of life in the Universe is very sensitive to the values of certain fundamental physical constants and that the observed values are, for some reason, improbable. If the values of any of certain free parameters in contemporary physical...
What Is Reward System? The reward system is a group of neural structures responsible for incentive salience (i.e., motivation and “wanting”, desire, or craving for a reward), associative learning (primarily positive reinforcement and classical conditioning), and positively-valenced emotions, particularly ones which involve pleasure as a core component (e.g., joy, euphoria and...