Outside, a storm is raging. Inside, the room is cozy and peaceful. Your chair is comfortable, you are relaxing, you are concentrating on your reading and your book is good. You are dispelling every other thought. The fire is warming both you and your sleeping dog.
Suddenly, you hear a loud crack outside. Worried, you leap up from your chair and go to the window, but in the dark storm you cannot see what has happened.
Investigating further, you open the door into the storm.
You decide not to worry, and return to your comfortable chair