You have got to do a lot of reading and also practice with past papers. If you don’t understand a concept, form discussion groups with people who are good in that concept and if you still can’t solve it ask the teacher. The key to success more often than not is repetition. Read, read and read some more
To be sincere I don’t think there is an exact formula for that. You just have to do the right thing at the right time and just be the best in whatever you do. Work hard in school, get a decent higher education and just hope for the best.
There is no simple or specific answer to this question because its quite a task to try and quantify success, however simply said knowing who you are, what your values are, and what you stand for will help a great deal to get you to achieve your greatest goals.