Collaboration across industries is key to solving the complex challenges of energy production.

Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.

What is freedom of expression? Without the freedom to offend, it ceases to exist.

The greatest cruelty is our casual blindness to the despair of others.

他们产生在这个人群中，但远远超出了他们那一类，大大高出了他们那一群。自有人类以来，没有比孔子更伟大的人了。

能源需求与环境保护之间的平衡是我们这个时代的挑战。