Speech was given to the ordinary sort of men, whereby to communicate their mind; but to wise men, whereby to conceal it. Robert South.
All speech is vain and empty unless it be accompanied by action. Demosthenes
Speech is the mirror of the soul. Publilius Syrus
Speech is an arrangement of notes that will never be played again. F Scott Fitzgerald
Speech belongs half to the speaker, half to the listener. The latter must prepare to receive it according to the motion it takes. Michel de Montaigne
No speech can stain what is noble by nature. Sophocles
All speech, written or spoken, is a dead language, until it finds a willing and prepared hearer. Robert Louis Stevenson
Much wisdom often goes with brevity of speech. Sophocles