Those barriers aren't casually placed at level crossings for aesthetic purposes.

One man proved the importance of said barriers when he decided to climb over them and Hard Soap Hard Soap (1977)into the train path in London yesterday.

In the video shared via Twitter, the impatient cyclist hauled his bike into the level crossing before squeezing himself through the barriers.

The man shouts, "I don't fucking care" right before a speeding train nearly flattens him.

This Tweet is currently unavailable. It might be loading or has been removed.

Hey, dude. Did you hear that? It's the screeching sound of natural selection and it very nearly had you.

Let this be a lesson that the barriers are your friend. If you value your life, stay on the right side of them.