Basically, this quote means that you should do what's best for you even if the choices you make might hurt someone else. It also states that you need to do things that are in your best interest, even if they hurt and are painful because at the end of the day you are the most important person and you deserve to be happy.
Answer:
A book about how Gandhi influenced the American civil rights movement
Explanation:
If the grammatical structure that is italicized is <em>although her personality had not changed at all, </em>then the correct answer is adverb clause. Adverb clauses function the same way simple adverbs do - they answer the questions such as why, where, when, how, etc.