事情过后议论别人，身在局外议论局内人，是做学问的人最容易犯的毛病。在事后议论别人，往往将聪明人说得极其愚笨；身在局外议论局内的人，往往将困难的事情说得极其容易，这两种毛病都是由待人不忠诚、不宽容而引起的。

I don't do styles. I'm interested in the uniqueness of a place and time.

The world is a place of the living, and the dead have no place in it. The dead are nothing. They are not even a memory. They are forgotten. And the living, too, will be forgotten.

Innovation is not the goal but a means to ultimately create value for customers.

"En América Latina, la realidad siempre supera a la ficción, pero es nuestro deber intentar alcanzarla."