I try to dedicate as much time as possible to my family and kids, but I also have to be selfish in terms of my career and my goals.
我认为写真实生活很重要,即使它很艰难。
The only limit to our realization of tomorrow will be our doubts of today.
对复杂系统的研究告诉我们,简单的规则可以产生令人难以置信的复杂行为。