Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE people (country VARCHAR, age INTEGER)

### Question ###
Show the country where people older than 30 and younger than 25 are from.

### Accurate SQL ###

SELECT country FROM people WHERE age < 25 INTERSECT SELECT country FROM people WHERE age > 30