1.  The first idea was come from Leonardo da Vinci.

2.  When you first come up the idea, first and foremost, you will have the first group of the customers.

3.  Whatever my opinion is that we should learn more knowledge for the reason that any single detail can influence you and make you come out an idea and make choice.

4.  First, as we all know, the most important work in a publishing company is to absoeb information from plenty of books or on the internet and then to come out some ideas that belong to themselves.