Are Chinese rude by not saying “谢谢(xièxie)” or “请(qǐng)”?

I once saw someone raised a question on Quora: Why don’t Chinese people say thank you amongst friends?  Then my translator told me she couldn’t directly translate:给我一双筷子(gěi wǒ yī shuāng kuàizi) into English, because it’s too rude. She has to add “请(qǐng)”: Please give me a pair of chopsticks. So it makes me think: Do Read more about Are Chinese rude by not saying “谢谢(xièxie)” or “请(qǐng)”?[…]