AKN / Want / Actions

I want to do something but I can’t do it.

Why can’t I do it?

It is too physically painful.

It is too emotionally painful.

I unable to physically do it. 

What can I do?

I can’t do it right now. 
I feel I may never be able to do it. 
I know I will never be able to do it again
I could do it, possibly, if I worked hard on it.

I can do it but I have to do something (or several things) else first.