我不会继续敲那扇不为我打开的老门。我要创造自己的门，然后走进去。

The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.

活着就是受苦，生存就是在苦难中找到某种意义。

适应性是在不断变化的全球市场中生存的关键。