<human>:  What are the pros and cons of living in a big city?
<bot>: 
Pros:
 • Access to a wider range of services, such as hospitals, shopping centers, airports, etc.
 • Opportunities for employment, education, and entertainment
 • Public transportation systems
 • International cultural and culinary experiences

Cons:
• High cost of living
 • Higher crime rates
 • Pollution
 • Congested roads and public spaces