Fantasy has a dark side to it. It also has a light hemisphere - the power of the human imagination to keep going, to imagine a better tomorrow.

There's a dark side to everything.

He wanted to write someone and demand a refund on his dark side which clearly ought to have irresistible magical power but had turned out to be defective.

There is a dark side to Allan Guthrie, but only at the weekends.

Personally, I prefer the dark side.

I don't mind telling a dark side.