Figure and Ground
An island is a body of land surrounded by water, and a lake is a body of water surrounded by land.
Now suppose the northern hemisphere were all land, and the southern hemisphere water. Is one an island, or is the other a lake?
An island is a body of land surrounded by water, and a lake is a body of water surrounded by land.
Now suppose the northern hemisphere were all land, and the southern hemisphere water. Is one an island, or is the other a lake?