Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.

I’m a perfectionist. I’m pretty much detail-oriented.

The only limit to our realization of tomorrow is our doubts of today.

 真相往往难以表述，有时需要虚构来使其看似可信。

真相总是由两个半真半假的东西组成。

采矿业必须在不影响效率的情况下发展以满足可持续发展的需求。

坚持是数学研究的关键，许多伟大的成果来自于长期的奋斗。

The Internet is a global resource that should be managed in the public interest.

希望让我们在面对逆境时继续前行。