You know there was a time just before I started to study physical science when astronomers thought that systems such as we have here in the solar system required a rare triple collision of stars.
Movies are a complicated collision of literature theatre music and all the visual arts.
Life is a series of collisions with the future it is not the sum of what we have been but what we yearn to be.
It's a melting pot southern Africa. You find these cultural collisions that result in art and music and it's pretty amazing.
It takes a couple of years just to get the background and knowledge that you need before you can go into detailed training for your mission.