Famous quotes containing the words sound and/or systems:
“Surely the only sound foundation for a civilization is a sound state of mind.”
—E.M. (Edward Morgan)
“Before anything else, we need a new age of Enlightenment. Our present political systems must relinquish their claims on truth, justice and freedom and have to replace them with the search for truth, justice, freedom and reason.”
—Friedrich Dürrenmatt (1921–1990)