Book:The Seven habits of highly effective people

If you want to get a higher position or improve yourself, what advise should you get?
This book can provide, it is "The seven habits of highly effective people".
If you want to make a harmony environment around you, if you want to manage yourself effectively, and if you want to make you calm before so many things, you should read this book for advise!
But unfortunately, the Chinese edition of this book is not good or easy to read and understand, if you have a good level of English I adivse you to read the original English edition.
Personal feelings towards this book maybe not proper to be written down here, but the advise of reading can be recorded!