I have noticed that nothing I have never said ever did me any harm.
Calvin Coolidge 

I have often regretted my speech, never my silence.
Anonymous 

If other people are going to talk, conversation becomes impossible.
James McNeill Whistler 

It was the greatest of the imperfect ventriloquist acts: when his lips moved, her body sang.
Tom Robbins 

Kind words can be short and easy to speak, but their echoes are truly endless.
Mother Teresa 

No one really listens to anyone else, and if you try it for a while you'll see why.
Mignon McLaughlin 

Only presidents, editors and people with tapeworm have the right to use the editorial 'we'.
Mark Twain (1835-1910) 

Silence is argument carried out by other means.
Ernesto 'Che' Guevara (1928-1967) 

Talk to a man about himself and he will listen for hours.
Benjamin Disraeli 

The best time to hold your tongue is the time you feel you must say something or bust.
Josh Billings