Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

"RNA interference is a fascinating process that has opened up new avenues for understanding gene regulation and has potential therapeutic applications."

花开时不能一同欣赏，花落时也无法共同悲伤

There was another life that I might have had, but I am having this one.

心理学的研究就是生活问题解决机制的研究。