The only limit to your impact is your imagination and commitment.

We are the real countries, not the boundaries drawn on maps with the names of powerful men.

True scientific progress is achieved not by mere accumulation of facts, but by the continuous refinement of theories and models.

质量从来不是偶然，它始终是智慧努力的结果。

我因展望未来而感受到的喜悦——成为注定从世界上消除最大灾难之一的工具，与享受独立、家庭和平与幸福的殷切希望交织在一起，常常占据了我的整个心灵。

The more you give, the more you get.

成功的最好方法是从错误中学习。

The brain is locked in total darkness, of course, children, built that way, but the mind, the mind is full of light.