Listen to your customers more than you speak to them - they'll tell you exactly what you need to know.

定比定律在我看来与万有引力定律一样不可动摇。

Success is not final, failure is not fatal: it is the courage to continue that counts.

无论如何都要忠于自己

文化生态学的研究需要一种整体方法，考虑影响社会的自然和文化因素。