Examlex
The brain contains naturally occurring morphine-like substances.
Actual Survival
The real, physical continuation of life or existence, especially under adverse conditions.
Hierarchy of Needs
A psychological theory proposed by Abraham Maslow that prioritizes human needs from the most basic physical needs to higher-level psychological needs and self-fulfillment.
Physiological Needs
Basic physical requirements necessary for human survival, such as food, water, and shelter.
Friendship
A mutual bond between people, characterized by affection, trust, and support, not based on kinship.
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