Sometimes we just want to do something and then we just forget about it. People are almost all the same that's why we may have the same ideas. If you will have an idea and you will not realize it, so someone else can do it. So, you have just to do it before it's too late.
Even the slogan of the company ''Nike'' is ''Just do it !''. The companie is very successful, don't you want to bu successful as well ? ☺ So, just do it !
I hope you like the video and you will not waste time anymore and take that change and do what you are going to do without any doubt.