Inspiration
{the process of being mentally stimulated to do or feel something, especially to do something creative}
My family inspires me.
My dream for US is what drives me to become successful. And when they believe in the things I could do, I become stronger and I strive harder.
Motivation
{the reason or reasons one has for acting or behaving in a particular way}
Weird as it may seem, but I am motivated by people who doesn't believe in what I can do. I get satisfaction by proving them wrong. When they think I can't, I show them that I can.
Reference: Oxford dictionary - for definitions.
