Why do they do the things they do?
Unlock the secrets of your friends' personalities - along with advice for every one of your relationships!
The personality traits we show were found to be held in common by 90% of those born the same day and were discovered during a 40-year empirical study of the life stories of more than 20,000 people.
Currently in its 40th printing after 20 years, and with millions of books in print around the world in a dozen languages, you can trust The Secret Language to be your go-to reference for every person you meet and your wise friend for every relationship you will ever start.
Never feel alone with The Secret Language by your side.
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