The sea gives us life, and it's our duty to give back by protecting it.
海洋赋予我们生命,我们有责任通过保护它来回报。
Every mathematical problem has a solution; the challenge is finding it.
统治阶级掌握着物质生产的手段;无产阶级仅有的是他们的劳动力。
创造就是活两次。
世界总是在运动中。