A complete set of tools can easily fit into a cigar box.
Like thousands of others, I fell completely under the spell of this version - and was bewitched by the performances from the two leads.
In particular the portrayal of Rochester from the gorgeous Toby Stephens. Only a heart of stone could fail to have been moved by his performance. For sure Watch it and weep - unless you really do have a heart of stone.
Cylinders can be tapered, and a cylinder which tapers to a point is a cone.
Again, the cones can be square (like pyramids) or round in section.
However, if you're interested in origami, a good place to start is Joseph Wu's Origami Page.