My dad was my best friend and greatest role model. He was an amazing dad, coach, mentor, soldier, husband and friend.

Innovation in leather tanning isn't just about new chemicals; it's about rethinking the entire lifecycle of the material.

If you do something once, people will call it an accident. If you do it twice, they call it a coincidence. But do it a third time and you've just proven a natural law.

The true challenge in mathematics is not solving problems, but asking the right questions.

写作是一种生活方式，一种存在于世界的方式。