对天资在中等程度以上的人，可以和他谈论高深的学问；而对于中等以下天资的人，则不可以和他谈论高深的学问。

In scientific work, those who refuse to go beyond fact rarely get as far as fact.

The universe is a puzzle, and chemistry is one of the keys.

The best way to build a brand is to create a culture that is so strong that it becomes a movement.