You can't go back and change the beginning, but you can start where you are and change the ending.

I don't do things for the response or the controversy. I just live my life.

社会的进步取决于每个人的努力。

"The more we learn about life, the more we realize how much we have yet to discover."

The worth of a psychological theory is measured by its usefulness.

从孩子出生的那一刻起，刺激就开始作用于他。