世界是平的,但竞技场并不公平。
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比,阐明了实行仁政对于治国安邦的重要性。
科学的严谨性要求我们清楚地区分自然本身的赤裸形象与我们随意为其披上的华丽外衣。
Mathematics is the language in which the gods talk to people.
The past is a source of knowledge, and the future is a source of hope. Love of the past implies faith in the future.