The path you're on looks different when you turn around.
You can either keep peddling, get off the bike or fall over.
It's easier to throw sticks on the campfire than to try to restart it when it goes out.
If you wait until you're really sure, you'll never take off the training wheels.
If you want to zoom down the expert slope tomorrow, you have to fall down the bunny slope today.
Every time you swim out to the rock, it gets a little closer.