leisure is a paradoxical concept because it means freedom from the demands of work but it may work for something.
nowhere is this point better made than in ancient greece, which focuses on leisure as a means to the good life.

여기에서 밑줄 친 which의 선행사가 무엇이며 어떤 뜻(=and it인지, because it인지)으로 풀이될 수 있는지
아시는 선생님께서 설명을 해주시면 감사하겠습니다.