Sustainable practices are not just an option; they are a necessity for the survival of our industry.
可持续的做法不仅是一种选择，更是我们行业生存的必要条件。
存在是一种风险，但不存在也是一种风险。
Success is not about fame or money, but about touching people’s hearts.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
One can choose to go back toward safety or forward toward growth. Growth must be chosen again and again; fear must be overcome again and again.