The biologist imagines this and that about the invisible or hypothetical molecular structure; he assigns different functions to the atoms; some are for Endosmosis, others for contraction, others for conduction of stimuli.
"The Breath of Life"
John Burroughs
It is, I am convinced, a kind of physical fact like Endosmosis, with which some of you are acquainted.
"The Complete PG Works of Oliver Wendell Holmes, Sr."
Oliver Wendell Holmes, Sr. (The Physician and Poet not the Jurist)