Physical Tree Topology

Famous quotes containing the words physical and/or tree:

“There are those who believe Black people possess the secret of joy and that it is this that will sustain them through any spiritual or moral or physical devastation.”
—Alice Walker (b. 1944)

“What signify a few lives lost in a century or two? The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants. It is its natural manure.”
—Thomas Jefferson (1743–1826)