Excellent post.
Years ago I, like many people, I wasn't aware that a small few centimeters step or a ramp to hard to climb could block people with disabilities. Till I made friend with a nice woman suffering brittle bone disease.
She completely changed my view on the world around me.

And yes, there is still a lot to do ... Let's do It, step by step ;)

Step 1 : change your mind !

Signed the petition and upvoted!