Is Spring A Proper Noun New!

"The rules of the English language are not a democracy, Leo," Mr. Abernathy said, his voice dropping to a conspiratorial whisper. "They are a monarchy. And Proper Nouns are the aristocracy. They demand capitalization because they are specific names of specific entities. London . Shakespeare . Coca-Cola ."

✅ I can’t wait for spring to arrive. ❌ I can’t wait for Spring to arrive. is spring a proper noun