Heard melodies are sweet, but those unheard are sweeter.

Collaboration between governments, companies and civil society is essential to achieve our climate goals.

光是关键。没有光，就没有图像。

大脑不是传统意义上的计算机，但它确实进行计算。

As long as the world shall last there will be wrongs, and if no man rebelled, those wrongs would last forever.

你越努力，就越幸运。