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We don't remember much.
We can hold 7 +/- 2 bits of information at one time.
We retain at most 20% of a lecture - more often 5-10%.
Visuals make presentation 43% more persuasive.
We attend only 30% of the time.
The mind wanders 70% of the time.
We can speak at 100-125 words per minute.
We can listen at 400 wpm.
We can read at up to 600 wpm.
For memory, 3 repetitions are often necessary.
Work for clarity, simplicity, repetition.
The impact we make comes from three broad areas: voice 38%; nonverbal
communication 55%; words 7%.
Make your points clear, simple, few, early, and often.
95% of our success is determined before starting: preparation & practice.
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