Action hangs, as it were, dissolved in speech, in thoughts whereof speech is the shadow; and precipitates itself therefrom. The kind of speech in a man betokens the kind of action you will get from him.
Source: In The Ultimate Success Quotations Library, 1997.
-- Thomas Carlyle, (Dec 4 1795-1881), Scottish essayist, historian; He was considered one of the era's great sages and man of letters; wrote The French Revolution, 1837.