Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.

The future of an enterprise lies in innovation, not imitation.

The only way to do great work is to love what you do.

Every building is a prototype. No two are alike.

出自汉·桓宽《盐铁论·殊路》。镂：雕刻。如果没有内在的工夫，而只学习其表面，即使有再好的老师和朋友，也还是如同在油脂上作画、在冰上雕刻一样，只是浪费时间和功夫。