“Often, what people don't say tell you more about the nature of their insecurities than what they do say.”
“What we think often does more to influence the nature of our relationships than what we say or do.”
“You can tell more about a person by what he says about others than you can by what others say about him.”
“Some people fear what people will say more than what the lies will do to their souls.”
“More people saying what they believe would be a great improvement. Because I often do I am unfit for common intercourse.-Nero Wolfe in "Blood Will Tell”
“Don't say 'what,' say 'pardon,' darling, and do as your mother tells you.”