Tom Rath said,
If you spend your life trying to be good at everything, you will never be great at anything!
Everybody need to be success in life and fighting everyday to reach it. We have dreams; not a dream. We try to achieve them, not to achieve it. We have much dreams, not one dream. That's why we are not able to be a successfull man. We are far to be a happy one. And sometime most of us don't know what we must do to achieve it.
We should not think to reach all we dream by doing everything. We must a specialize to be a professional. We can not be a success man if we don't focus to do anything as a professional.
What do I have to do to reach success? Do anything with you expertise.
Keep fighting.