There are so many people who have died of cycling, and that didn't happen when I was racing.
Even if you can't draw, do a little doodle or rip an illustration from a magazine - these visuals will help bring your idea to life.
The assumption that nature is all there is, and that nature has been governed by the same rules at all times and places, makes it possible for natural science to be confident that it can explain such things as how life began.