资本是死劳动，像吸血鬼一样，只有吮吸活劳动才有生命，吮吸的活劳动越多，它的生命就越旺盛。

I think it's important to give back and help others.

"You gotta have fun. Regardless of what you do in life, you gotta have fun doing it."

The interplay between discrete and continuous mathematics is where some of the most interesting problems lie.