过去总是与我们同在，它塑造了我们是谁。

Sustainability isn't an option - it's our responsibility to the next generation.

Hope is the most beautiful people have, as long as they do not give up,hope will always be accompanied by.

尿素合成是一个幸运的发现，但它开辟了一个新的研究领域。

道理明白则文辞畅达，气势充沛则言辞得当。

我认为忠于自己和自己的价值观很重要。