The Greeks classified people on the basis of the four humors of blood, phlegm, choler and melancholy; and in contrast to the Eight Cyclical Characters of the Chinese, Western astrologers based their horoscopes on the twelve planetary "months '' of the zodiac.
相對於中國的五行，希臘人用血液、黏液、膽汁、憂鬱汁等四種體液來歸類一般人；而相對於中國的八字，則有分屬十二個月份的不同「星座」可供參考。