PHILOSOPHY OF MOTIVATION – SPIRITUAL FORCE THAT DRIVES TO HUMAN GOAL-ACHIEVEMENT. Modern American Journal of Social Sciences and Humanities, [S. l.], v. 1, n. 7, p. 326–336, 2025. Disponível em: https://usajournals.org/index.php/3/article/view/1279. Acesso em: 6 oct. 2026.