元素若按其原子量排列，会呈现出性质的周期性。

科学的旅程不仅仅是寻找答案，更是提出正确的问题。

I believe in the power of stories to change the world.

The challenge for media companies is to find new ways to reach audiences and to make money from it.

To write a good love letter， you ought to begin without knowing what you mean to say， and to finish without knowing what you have written.

想到自己可能成为从世界上消除最大灾难之一的工具，同时怀有享受独立、家庭和平与幸福的希望，这种喜悦常常如此强烈，以至于在草地上研究我喜爱的课题时，我有时会陷入一种遐想。