Cell Walls

Famous quotes containing the words cell and/or walls:

“It is plain that there is no separate essence called courage, no cup or cell in the brain, no vessel in the heart containing drops or atoms that make or give this virtue; but it is the right or healthy state of every man, when he is free to do that which is constitutional to him to do.”
—Ralph Waldo Emerson (1803–1882)

“The walls that fence our fields, as well as modern Rome, and not less the Parthenon itself, are all built of ruins.”
—Henry David Thoreau (1817–1862)