The world is a place of the living.
世界是生者的地方。
Sustainability is the future of quarrying, and we must act now.
你的时间有限,所以不要浪费在过别人的生活上。
The arithmetic of modular forms is a key to understanding the deeper structures of number theory.
The best way to predict the future is to create it.
我不怕死,我怕不去尝试。
我总是努力对自己和他人保持诚实。