数学不知道种族或地理界限;对于数学来说,文化世界是一个国家。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
Infinite responsibility is a pathological condition.
Make America Great Again!
I hate when I'm on a flight and I wake up with a water bottle next to me like oh great now I gotta be responsible for this water bottle.
I'm not afraid of storms, for I'm learning how to sail my ship.