数学中最重要的是理解概念，而不仅仅是记忆公式。
The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.
The best recipes are the ones that come from the heart.
The documenta must always remain a question, never an answer.
实现明天理想的唯一障碍是今天的疑虑。
The energy industry is at a pivotal moment, and we must embrace innovation to meet the world's growing energy needs while addressing environmental challenges.