矿工的头盔不仅保护头部——它还象征着辛勤工作的尊严。
Despair is the price one pays for self-awareness.
You have to believe in the impossible.
Innovation is not just about technology; it's about changing the way we think and operate.
大分子的概念并不容易被接受;它需要化学家对物质结构的思考方式发生彻底的改变。
每个文明都是建立在另一个文明的骸骨之上。