Mentality (noun)

A person's characteristic way of thinking, feeling, and behaving.

Origin:

Late 19th century: from mental + -ity.

Examples:

1. The defeatist mentality of the team is holding them back from achieving their goals.
2. A growth mentality is essential for personal and professional development.
3. The winning mentality is the key to success in any sport.
4. A positive mentality can help overcome obstacles and achieve success.
5. A fixed mentality is limiting and can prevent one from exploring new opportunities.