Abstract: The concept of happiness is profound and complicated. We may understand it from three levels: (1) happiness is a kind of pleasure in life; (2) happiness is the psychological experience of satisfied human needs, human desires, andhuman purposes; (3) happiness is a kind of perfect psychological experience of the realization of existence and development.

Key words: needs, desires, pleasure, suffering, psychological experience

摘要： 幸福概念深刻而复杂,我们可以在三个层次上把握幸福概念。首先,幸福是人生重大的快乐;进一步说,是人生重大需要和欲望得到满足的心理体验,是人生重大目的得到实现的心理体验;最终是达到生存和发展的某种完满的心理体验。

关键词: 需要, 欲望, 快乐, 痛苦, 心理体验