Science has created gadgets, but it has also given man confidence in his intellectual supremacy over nature and has provided the method of approach to all problems requiring a conclusion from observed facts.

• 科学不仅创造出许多装置和设备；而且也已经使人深信同自然界相比自己所具有的智慧上的优势，并已为一切需要根据观察到的事做出结论的问题提供了解决方法。