The only limit to our realization of tomorrow will be our doubts of today.

高分子化学的引入开辟了一个新的材料世界，其重要性可与发现新大陆相媲美。

Reality is a question of perspective; the further you get from the past, the more concrete and plausible it seems—but as you approach the present, it inevitably seems more and more incredible.

To write is to fight against oblivion.

Short-term gains should never compromise long-term sustainability.