Question

Is this a thesis statement?
Who is he? Before he became a famous scientist, he too had a history, just like the rest of us. But what was his story?

Answer 1

Hey, that isn't a thesis statement. That is a hook, when you hook you ask a question. When you state you say what your whole story will be about

Answer 2

Ex: http://writingcenter.unc.edu/handouts/thesis-statements/
Its a article about thesis statement, hope it helps!