Here's why there's no single answer:
* Different priorities: Some people prioritize quality of life, others economic opportunity, others cultural richness, or environmental sustainability.
* No single metric: There is no single measurement that captures all aspects of what makes a country great.
* Personal preferences: What one person considers "best" might be completely different from another's opinion.
Instead of looking for a definitive answer, consider what qualities are most important to you. Then, research countries that excel in those areas. You can explore rankings like:
* World Happiness Report: Focuses on subjective well-being.
* Human Development Index: Measures health, education, and living standards.
* Global Peace Index: Assesses levels of peacefulness.
* World Economic Forum's Global Competitiveness Index: Measures a country's competitiveness in the global economy.
Remember, ultimately, the "best" country is the one that best fits your individual needs and preferences.