President Kennedy was the fastest random speaker in the world with upwards of 350 words per minute.

The trickiest tongue twister in the English language is apparently "Sixth sick sheik's sixth sheep's sick". Give it a try and see for yourself.

Russian I.M. Chisov survived a 21,980 plunge out of a plane with no parachute. He landed on the steep side of a snow-covered mountain with only a fractured pelvis and slight concussion.

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