What's the most polite way to refuse a drink at a restaurant if you don't really want one?

What's one unexpected way a culture you experienced, particularly in a more exotic location, integrated its natural environment into daily life or social customs?
Does any proof exist to give credibility to the idea that either the 2016 or 2024 election were rigged?
Why is it important not to start a business just because you see others making millions, and how do you find the right motivation?