This substance, which is manifold in its forms and protean in its tra… — Asa Gray

This substance, which is manifold in its forms and protean in its transformations, has, in its state of living matter, one physiological name which has become familiar, that of protoplasm.

Asa GrayScientist · American · 1810 – 1888

More from Asa Gray

Human life is everywhere a state in which much is to be endured, and little to be enjoyed. — Samuel Johnson
Justice in the life and conduct of the State is possible only as first it resides in the hearts and souls of the citizens. — Plato
For me, poetry is a situation - a state of being, a way of facing life and facing history. — Tahar Ben Jelloun
I take it for granted that you do not wish to hear an echo from the pulpit nor from the theological class-room. — Asa Gray
In short, the animal and vegetable lines, diverging widely above, join below in a loop. — Asa Gray
I am sufficiently convinced already that the members of a profession know their own calling better than anyone else can know it. — Asa Gray