写作是一种生活方式,而不仅仅是一种职业。
NP完全性不仅仅是一个理论上的好奇心;它对实际计算有着深远的影响。
我相信爱和音乐有治愈的力量。
I would not dare to say that there is a direct relation between mathematics and madness, but there is no doubt that great mathematicians suffer from maniacal characteristics.