“639. Emptie vessels sound most.”
Jacula Prudentum (1651)
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George Herbert 216
Welsh-born English poet, orator and Anglican priest 1593–1633Related quotes

Often attributed to Plato, it cannot be found in any of his writings. http://languagelog.ldc.upenn.edu/nll/?p=796
Misattributed

Often attributed to Plato, it cannot be found in any of his writings ( see this http://languagelog.ldc.upenn.edu/nll/?p=796). The quote is attributed to Plato in A Dictionary of Thoughts: Being a Cyclopedia of Laconic Quotations from the Best Authors of the World, Both Ancient and Modern (page 560) by Tryon Edwards.
Misattributed

“The Lord bestows his blessings there, where he finds the vessels empty.”
Source: The Imitation of Christ
Anatol Rapoport (1956) "The Promise and Pitfalls of Information Theory"; AS quoted in: Peter Corning (2010) Holistic Darwinism, p. 364
1950s

“Empty heads make the best drums. And the emptier the head, the fuller the sound.”
Auf hohlen Köpfen ist gut trommeln. Und je hohler ein Kopf, desto voller das Echo.
Acceptance speech on receiving the Alternative Büchner Prize, 1993. MIZ - Materialien und Informationen zur Zeit. ISSN 0170-6748, Heft 3, 1993, ibka.org http://www.ibka.org/artikel/miz93/preis.html

Out of Control: The New Biology of Machines, Social Systems and the Economic World (1995)

“The Vinyl Solution.” in Musician, Player, and Listener 24 (April-May 1980): 34.
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