In my early professional years I was asking the question: How can I treat, or cure, or change this person? Now I would phrase the question in this way: How can I provide a relationship which this person may use for his own personal growth?

在统计工作中，正确的数学工具必须用于正确的问题，而且工具必须锋利。

智者说话，是因为有些话要说；愚者说话，则因为要说些话。