It is Better Wither to be Silent, or to Say Things of More Value than Silence.

"It is better wither to be silent, or to say things of more
value than silence. Sooner throw a pearl at hazard than an
idle or useless word; and do not say a little in many words,
but a great deal in a few."

-- Pythagoras

There are times that it is better to keep silent than talking with no meaning. Because sometimes

The highest appreciation is not to utter words

"As we express our gratitude, we must never forget that the
highest appreciation is not to utter words, but to live by
them."

-- John Fitzgerald Kennedy