The ones that are accepted in public speech change through the years as social rules change.

VOA: special.2010.02.14

Throughout the president's speech many of the survivors in attendance were overcome with grief for lost loved ones.

VOA: standard.2009.04.08

The women are not the only ones eagerly awaiting the speech of their governor, Rick Perry.

BBC: Watching for a Republican leader in New Orleans

Replace old disempowering habits of speech with new ones that let people know you are a woman to be both listened to and reckoned with.

FORBES: Women: Enough With The Apologies!

Radio Netherlands and Amsterdam University are refining a proposal for an early-warning system that would pick up hate-speech broadcasts, including cryptic ones, and at least mitigate their effects.

ECONOMIST: Silencing murderous messages is not as easy as it sounds