Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing or learning to do.

El amor es el único lenguaje que trasciende todas las barreras del tiempo y el espacio.

The unity of mathematics is not an illusion but a reality waiting to be uncovered.

We are not in the coffee business serving people, we are in the people business serving coffee.

你不能同时既聪明又恋爱。