勇气不是没有恐惧，而是战胜恐惧。

近似算法证明了在实现实际解决方案中妥协的力量。

The task of the leader is to get his people from where they are to where they have not been.

The heart of a mother is a deep abyss at the bottom of which you will always find forgiveness.

The future of energy lies in sustainable and efficient solutions.

I am not trying to imitate a photograph, I am trying to make one.

对一项神圣事业的信仰相当程度上替代了已经失去的自信。