I don't think your quotation is correct. I would argue that "we know that natural processes cannot do certain things, therefore it must have been designed."
evidence please.
There is no better love between 2 people than mutual respect for each other WT Young, 2002
Who gave anyone the authority to call me an authority on anything. WT Young, 1969
Uhhhh.....natural processes cannot produce a watch. Natural proceses do not create kevlar. Natural processes cannot create the faces on Mt Rushmore. I could go on with a myriad of examples.
All of your examples are man-made objects. Try some non man-made objects.