Consumer choices drive industry change—educate them fiercely.

In foreign policy, the currency of trust is more valuable than gold.

The more you know yourself, the more patience you have for what you see in others.

No president who performs his duties faithfully and conscientiously can have any leisure.

数十亿年来，大自然一直是最出色的生物工程师。

故事的力量在于它能够激发爱。