can you start a sentence with but

Yes, you can start a sentence with "but." It is grammatically acceptable and has been used by many writers, including in formal writing. Starting a sentence with "but" can add emphasis or forcefulness to the statement. However, it's advised not to overuse it and to consider the formality and style of the writing, as some audiences might prefer avoiding conjunctions at the beginning of sentences in highly formal contexts. Alternatives like "however" can be used for more formal writing. Overall, the idea that starting a sentence with "but" is wrong is a myth with no real foundation in grammar rules.