There are lot of people become famous and also become wealthy because they have talent and gifted with knowledge and always use a book to progress for their life. They are indeed the bookworm and become professional to their field . Like Doctor, Lawyer, Nurses or Teachers that the book has the big help for them to the type of career they choose. They are called 'book smarts ' before and even now. But there are also so people used to be wealth not because of books but being practical in their life. They have a logical approach to any problem or situation.They are called the 'street smarts' If you truly understand what I mean. The book smart maybe the good politician that serve honestly for the people and have a good salary and the street smart is a politician who is salary is enough but have that practical doings like corruption so that the salary become double. So different situation the are use to be progressive in life.