As a consequence, geneticists described evolution simply as a change in gene frequencies in populations, totally ignoring the fact that evolution consists of the two simultaneous but quite separate phenomena of adaptation and diversification.

-- Ernst Mayr 迈尔

结果，遗传学家将进化简单地描述为种群中基因频率的变化，完全忽略了进化由两种同时存在但又截然不同的适应和多样化现象组成的事实。

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Population Fact

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Because of the fact that we've been through so much, we're going to appreciate every step of being parents. I think we're going to savor it and cherish it and we're going to be the best parents we can be.

因为我们经历了这么多，我们会感激做父母的每一步。我想我们会好好品味和珍惜它，我们会成为最好的父母。

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Comparison of statements made at different periods frequently enable us to give maximal and minimal dates to the appearance of a cultural element or to assign the time limits to a movement of population.

对不同时期所作的陈述进行比较，常常使我们能够对文化因素的出现给出最大和最小的日期，或为人口的流动确定时间限制。

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It hurts that you don't love me but i can stand the fact that you actually lied all along.

你不爱我，我很伤心，但我能忍受你一直在说谎的事实。

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