It was a simple tip of the hat. Grace didn't think that anyone else besides her had even noticed it. It wasn't anything that the average person would notice, let alone remember at the end of the day. That's why it seemed so unbelievable that this little gesture would ultimately change the course of the world.

Small gestures can have big impacts. It's often the seemingly insignificant actions that can lead to unexpected and significant changes. This story reminds us to appreciate the power of simple kindness in our interactions with others.