(Eyeing it)
They have a dynamic power.
Livingston
Exactly. You see, Mr. Hood, a dead tree, that has in its time given shelter and substance, fights to be left standing. It resists the alien ax. Its roots go as deep as when they flowed with sap. They also fight to prevent themselves from being torn up. They don’t like to be disturbed—any more than this animal did in its cold clayey comfort. (To Professor) You say it took seven years?
Professor
(Not understanding)
Yes. We were afraid of hurting it if we were careless.
Livingston
You were right to be careful: one shouldn’t hurt the dead. What is its scientific significance?
Professor