把这一句，留给此刻的你

From the standpoint of observation, then, we must regard it as a highly probable hypothesis that the beginnings of the mental life date from as far back as the beginnings of life at large.

因此，从观察的观点来看，我们必须把这看作是一个非常可能的假设，即精神生活的开始可以追溯到整个生命的开始。

— Wilhelm Wundt 威廉·冯特