I'm the sort of writer who likes to leave doors open for readers.

Plant matter found at the bottom of areas with water such as swamps can eventually turn into coal due to a process called metamorphosis (changing form).

Onions might taste good but they can be painful to chop. A gas is released when you cut onions that irritates you eyes, the tears you produce while this happens are your body's way of washing it from your eyes.

"Geometry has two great treasures; one is the Theorem of Pythagoras; the other, the division of a line into extreme and mean ratio. The first we may compare to a measure of gold; the second we may name a precious jewel."