反馈是一个强大的概念,在自然系统和技术系统中被广泛使用。
Share your profits with all your associates, and treat them as partners. In turn, they will treat you as a partner, and together you will all perform beyond your wildest expectations.
La literatura es una forma de resistencia, un acto de rebeldía contra el olvido.
文学是社会的镜子,反映它的美和缺陷。