数学不是沿着一条清理得很好的高速公路小心行进,而是一次进入陌生荒野的旅程,探险者常常会迷路。
Mathematics allows us to see the hidden structures that govern the world around us.
活着就是选择,而每个选择都有其后果。
Writing is the only profession where no one considers you ridiculous if you earn no money.