You get your largest bowl and after cutting the pomegranate in half you turn it face down and whack it as hard as you can and for as long as all the fruit falls into the bowl.
At one stage I had a bad case of trypophobia to the point I spent a weekend feeling physically sick after watching a Suriname Toad give birth (please don't google it!!).
The only way to get over it is to desensitise yourself.