The mother-child relationship is paradoxical and, in a sense, tragic. It requires the most intense love on the mother's side, yet this very love must help the child grow away from the mother, and to become fully independent.

Leadership is about empowering others to achieve what they didn't think was possible.

数学让我们看到支配周围世界的隐藏结构。

One of my primary objects is to form the tools so the tools themselves shall fashion the work and give to every part its just proportion.