“You know, sometimes all you need is twenty seconds of insane courage. Just literally twenty seconds of just embarrassing bravery. And I promise you, something great will come of it.” ― Benjamin Mee, We Bought a Zoo
what keeps coming back is often the most practical, or what the people around you think is best for you. sometimes you don't know what your destiny is until you experience it. "keep trying new things until you know you've found your destiny"
Before Macbeth found out about his future, he just let fate control his life and wasn't really bothered by it. However, once Macbeth found out that his fate was to become the king, he took the situation directed it to the fate he was told about.