Period has crazy durability and the only thing that can bypass it is a new sentence, which, if we're sticking to the rules of the English language, means that no punctuation mark can damage it because they don't start new sentences.
Surround yourself with people who are serious about being writers, and who will tell you, ‘Hey—you can do better than this.’ Who will be critical of your work, but also supportive. And who will not be competitive in a negative way. — Isabel Quintero