我不在乎钱。我只想做音乐。
I don't care about money. I just want to make music.
Drone safety is not an option, but a baseline.
内心开始更认真生活的人，外在也会活得更简单。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
我如此兴奋，仿佛能听到天堂的声音。
世界是一本书，不旅行的人只读了一页。