The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

远离一切颠倒的妄想，最终达到涅槃的境界。

I don’t think about age. If you keep working hard, you can keep going.

地理学是关于地方的科学，而不是关于人的科学。

Sustainability isn't an option—it's a necessity for the survival of our industry.