“When you have nothing to say, say nothing; a weak defense strengthens your opponent, and silence is less injurious than a bad reply.”
Vol. I; CLXXXIII
Lacon
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Charles Caleb Colton 38
British priest and writer 1777–1832Related quotes
“When a woman who has much to say says nothing, her silence can be deafening.”

“Nothing strengthens authority so much as silence.”

“Timely silence, then, is precious, for it is nothing less than the mother of the wisest thoughts.”
§ 70
On Spiritual Knowledge and Discrimination (480 AD)

Reddit, May 21, 2015 https://www.reddit.com/r/IAmA/comments/36ru89/just_days_left_to_kill_mass_surveillance_under/crglgh2
2015

Sheikh Al-Qaradhawi in Favor of Suicide Operations http://www.memritv.org/clip_transcript/en/45.htm April 2004.
Martyrdom operations