5th. Feby 1876
It is not the gift but the altar which sanctifieth the gift.1
And it is not the teapot but the fact that it is Charles Darwin’s teapot that gives it an immortal value in our eyes.2
I will not quit the subject of your postscript until light is let in on every cranny of the question.3
With warm thanks & strong affection, my dear Darwin yours | John Tyndall
Please cite as “DCP-LETT-10381,” in Ɛpsilon: The Charles Darwin Collection accessed on