Every mathematical problem has a solution; sometimes it just takes time to find it.

If your business model depends on wasting resources, you're already obsolete.

数学的美只向更有耐心的追随者展示。

管理是企业的核心，只有科学管理才能提高效率。

重要的不是你被击倒多少次，而是你能重新站起来多少次。