Meme.com

Definition.com
The Pillow is a silent Sibyl (an oracle) — it is better to sleep on things beforehand than lie awake about them afterwards.
Meme.com

Trivia.com
Martin Luther King Jr. started a pillow fight in the hotel room with other civil rights leaders in the hour before he was assassinated
Trivia.com
Ancient Egyptians used headrests made of stone instead of pillows.