Life taught me that even in the darkest moments, there is always a light.
生活教会我，即使在最黑暗的时刻，也总有一线光明。
To exist is to have a subjective existence.
Always be learning. The world changes fast, and you need to keep up.
科学中的创新往往来自于以新的方式看待老问题。
I love challenges because they make me grow.
酸和碱是互补的；没有另一个，一个就无法存在。