不可不知有生之乐，亦不可不怀虚生之忧。
解释：不可以不知道活着的乐趣，也不可以不知道虚度光阴的担忧。
The key to success in business is not just about making money, but about creating value for customers.
要在交易中成功，必须要有规则并遵循它们。
The core competitiveness of an enterprise lies in its talent, and we must focus on talent development and team building.
The beauty of mathematics lies in its simplicity and depth.