这篇讲演要涉及到一些有许多个零的很大的数字;也会涉及到一些具有许多个零——然而却都是在小数点后面的很小的数字。所以我将以各个数量级的观点开始介绍。斯亿万年之前我们这个地球还是一个相当冷漠的混沌世界,根本就不存在任何有关性的方面的要求,甚至连一条阿米巴也没有被任何可能的急剧分裂的感觉冲动而兴奋起来。这种分裂我指的是再生 This lecture involves a number of very large numbers with many zeros; it also involves small numbers with many zeros - all of which are behind the decimal point. So I will begin with an order of magnitude of introduction. Millions of years ago our Earth was still a rather cold, chaotic world. There was simply no any requirement for sexuality. Even an amoeba was not excited by any possible impulsive sensation of sharp division. I mean this division is regeneration