The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome given the alternatives.

We must balance the need for energy today with the imperative of protecting the planet for tomorrow.

教育的真正价值不仅在于事实的积累，而在于训练思维进行批判性和创造性的思考。

I hold every man a debtor to his profession； from the which as men of course do seek to receive countenance and profit， so ought they of duty to endeavor themselves by way of amends to be a help and ornament thereunto.

挑战是伪装的机遇。水产养殖中的每个问题都推动我们寻找更聪明的解决方案。

我从十五岁开始致力于学习，三十岁便能自立于社会了，四十岁对各种事理不再迷惑不解，五十岁懂得了自然界的规律，六十岁对听到的事情能领会贯通，并能辨别是非真伪，七十岁时做事能随心所欲，但又不会超出礼法的规范。

The integration of design and manufacturing is key to success.

向更清洁能源的转型必须具有包容性，确保没有社区被落下。

The strength and power of despotism consists wholly in the fear of resistance.