数学的本质在于它的自由。

In mining, efficiency and environmental care must go hand in hand.

Innovation is the key to sustainable aquaculture. We must constantly seek new methods to protect our oceans while feeding the world.

I don't think limits.

在戏剧中，我们都是平等的。舞台是一个社会等级消失的地方，我们只剩下人性的原始本质。