The market is a complex system, and we try to simplify it with models.
I'm interested in the edges of things, where they meet and overlap.
The interplay between discrete and continuous mathematics is where some of the most interesting problems lie.
可持续性不仅仅是一个流行词;它是我们对后代的责任。
现实与幻想的边界比我们想象的更薄,有时甚至完全消失。