Silence is a source of great strength. Posted on November 25, 2015November 25, 2010 by admin “Silence is a source of great strength.” — Lao Tzu Author: Lao Tzu Category: great Tags: great, Lao Tzu Spread the love Related posts: Do the difficult things while they are Great acts are made up of small Govern a great nation as you would Great indeed is the sublimity of the