Answer:
It is a pattern of enduring, distinctive thoughts, emotions, and behaviors that characterize the way an individual adapts to the world.
Explanation:
When people interact with the environment around them, they will obtain various type of perspective and emotion from the interaction.
Over time, the collection of those interactions will slowly shape the way we're thinking, the way we approach different types of situation, and the way we behave in our day to day live in order to adapt in that environment. The collection of all these would define our overall personality.