"You can touch it, Edgar, but you will see that there is not the slightest warmth."

"It is wonderful, father."

"Yes, it is a strange thing; but is, so far as I can see, of no use save as a wonder, and it is just one of those wonders that to most people would seem to be magical. I showed it a short time ago to the prior, having explained to him beforehand how I had discovered it. He is above the superstitions of folks in general, and knowing that I could have no motive in deceiving him, was much interested; but he said to me, 'This is one of the things that were best concealed. I can quite understand that there are many things in nature of which we are ignorant. I know that what you say of decayed fish sometimes giving out light like this is perfectly true, and everyone knows that the glowworms, when the weather is damp, light up the banks and fields, although no heat can be felt. Doubtless in your researches on bones you have discovered some substance akin to that which causes the light in those cases, but you would never persuade the vulgar of this.