数学的精髓在于它的自由。
The essence of mathematics lies in its freedom.
The lab is where questions meet answers, often in unexpected ways.
The energy industry is not just about oil and gas; it's about powering human progress.
The question isn't who is going to let me; it's who is going to stop me.
我们必须在经济增长和环境责任之间取得平衡，别无他法。
表演中最具挑战性的部分不是技术方面，而是情感的真实。