可持续性不是一种选择；它是能源未来的必要条件。

A hundred times every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving...

What matters in life is not what happens to you but what you remember and how you remember it.

我们最高的努力必须是培养自由的人类，他们能够自己赋予生活目的和方向。

真相是，我们都是流亡者。

I have always believed that music can unite people, regardless of their differences.

善治与善意是我们政府的标志。