This is the first post which I read after joining this website. Sounds interesting 🙂
Well Shamita, Your story is kind of similar to mine. There was a time when I desperately wanted to leave my Job and wanted to follow my passion. It took hell lot of time to gather that kind of strength but I did it eventually . Only thing I regret now is why I decided so late.
Life is different when you work for yourself…
Here is a link from Steve pavlina post…that might help you in making right decision…

10 Reasons You Should Never Get a Job