知足者，不以利自累也；行修于内者，无位而不怍。
翻译：懂得满足的人不会被利益束缚，注重内心修养的人，即便没有显赫地位也内心坦荡。
Consciousness serves the organism's need to interact effectively with its world.
当我们的知识之圆扩大之时，我们所面临的未知的圆周也一样。
The purpose of life is to live it, to taste experience to the utmost, to reach out eagerly and without fear for newer and richer experience.
Becoming happier takes both a will and a proper way.