...We want him to know that we are now grown and many and better for having known him, because a robot that is certainly good, vs. a robot that is certainly evil, have nothing to do with the world at all.

Not like drawings of a little plastic toy trolley, that have everything to do with everything, and make the thing magic in the rendering.

we would like to tell him, but we can’t now as he is gone...

Will Tate's elegy for Mr. Rogers at ABCtales.com
link from plep