Question 2 What is the rule about splitting infinitives? How would you rewrite the quote above based on this rule?

The rule about splitting infinitives is that it should be avoided. If you can avoid inserting a word between TO and the verb, you should. Split infinitives are grammatically incorrect which is why you shouldn't use them.

So, to correct this quote, you should do the following:

"To go boldly where no one has gone before."

Explanation:

well so many people believe its a sin to be gay or be apart of the lgbtq+ community, but i believe you should be you. don't let people tell you you cant be someone. be who you are because you will be uncomfortable your whole life. be you!