Definition.com
Danger is an event which a timid person is frightened before, a coward person during, and a courageous person after.
Definition.com
Danger is as external force originating external to the system. Risk is produced within the system.
Definition.com
Danger is solely capable of acquainting us with our own resources, our virtues, our armor and weapons, our spirit, and forces us to be strong.
Definition.com
Danger is an uncontrollable, external force, one that emerges from outside of a system, network or social contexts (as opposed to risk, which is a threat produced within a system).