How is public speaking different to giving a speech to an empty room, (or other similar but not stressful event). For bonus points actually do the non-stressful thing and afterwards consider what might be different.
Make a list of as many of the parts that you can come up with
Mitigate the parts that will be a problem for you in any way possible.
In this way a great beast of a "public speaking" problem can be managed to smaller think-able tackle-able tasks.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
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