There is a zombie rule that you should never start a sentence with a conjunction, sentences such as:
But, in a larger sense, we can not dedicate—we can not consecrate—we can not hallow—this ground.
And for the support of this Declaration, with a firm reliance on the protection of divine Providence, we mutually pledge to each other our Lives, our Fortunes and our sacred Honor.
And she brought forth her firstborn son and wrapped him in swaddling clothes and laid him in a manger; because there was no room for them in the inn.
But do thy worst to steal thyself away.
Well, if you believe the zombie rule is correct, you can tell Abraham Lincoln, Thomas Jefferson, the translators of the KJV Bible, and William Shakespeare that they used poor grammar.
You do it - I certainly won't.