We can, but no matter what instructions we give him, he won't be able to build a house unless he knows how to hold a hammer properly.
The best we can do is to offer him pieces of advice on good books to start with, and/or to attend courses on the subject. Generally speaking we're talking about months of practice, minimum.
Color aimbots generally give you poor results. You can add a custom texture with some uncommon color, but you would still have to account for discrepancies due to lighting and such, which in turn requires basic knowledge of image processing. But at that stage it would be easier to make a proper aimbot, in which case the tutorials of this site can be used.