爱不是一种感觉，史蒂文斯先生。爱是一个决定。
Love is not a feeling, Mr. Stevens. Love is a decision.
Science is about understanding the world, and medicine is about applying that understanding to help people.
The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.
Integrity is the foundation of trust, and trust is the foundation of business.
In chemistry, as in life, the most transformative reactions often require patience and precise conditions.
