The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
The way to right wrongs is to turn the light of truth upon them.
气候变化要求我们重新思考传统耕作方式。
数学不是沿着一条清理得很好的高速公路小心行进,而是进入一个陌生的荒野的旅程,探险者常常会迷路。
The poor dream all their lives of getting enough to eat and looking like the rich. And what do the rich dream of? Losing weight and looking like the poor.