A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.
它是科技史家或科學哲學家托馬斯·庫恩(Kuhn T. S.)在一本書《科學變革的結構》或《科學革命的結構》(The Structure of Scientific Revolutions. Chicago: Chicago University Press. 1970)中引用馬克斯·普朗克(Max Karl Ernst Ludwig Planck)的一句名言。