Say yes to tight trousers.
Say yes to bushy beards.
Say yes to meticulously coiffed hair.
Say no to campaigning.
Say no to 'yes' campaigning.
Say no to 'no' campaigning.
It achieves nothing besides deeply upsetting a lot of people. Personal opinions and beliefs, no matter how deeply felt, should remain just that: personal.
It's not like campaigning is going to change anything on an issue with such deeply held beliefs. Scottish Independence referendum, anyone? Brexit, anyone? Why clamour, and debate, and campaign? Vote. Vote for what you believe in and let's get it done and over with.