你不必完美才能令人惊叹。

在采矿业中，效率和环境保护必须齐头并进。

解释：礼仪和敬重是立身处世的基础。

We need never be ashamed of our tears.

Science has no borders, but scientists have a motherland, we must contribute to the development of national agriculture.

In the end, we will remember not the words of our enemies, but the silence of our friends.

应对不自由世界的唯一方法就是变得如此绝对自由，以至于你的存在本身就是一种反抗。

每个人都害怕受伤。