人们不禁会感到这些数学公式拥有独立的存在和自己的智慧,它们比我们更聪明,甚至比它们的发现者更聪明。
Mathematics is the music of reason.
水和空气,所有生命赖以生存的两种基本流体,已经变成了全球的垃圾箱。
The natural price of labor is that price which is necessary to enable the laborers, one with another, to subsist and to perpetuate their race, without either increase or diminution.