不要害怕放弃好的东西去追求伟大的东西。
I don't let the world change my heart.
You can't just sit there and wait for people to give you that golden dream. You've got to get out there and make it happen for yourself.
对高分子的研究不仅仅是化学的一个分支;它是化学科学的一个新维度。