If you are looking for the best country to become a citizen of, then you should consider becoming a Swiss citizen because it comes with a lot of benefits. Becoming a Swiss citizen opens you up to a lot of employment opportunities; you will be able to get employed by the government, and you'll enjoy those benefits at an equal level with the locals. And if you don't want to work under anybody or with the government, you can easily start your own business.
As a Swiss citizen, you have the right to free public education, just like the Swiss nationals. As a Swiss citizen, you also have the right to live anywhere without being harassed by anybody. You will also enjoy the free healthcare system that is available to the locals. Above all the aforementioned benefits, you also have the right to contest for any public office, and this means you also have the right to vote for someone else.