Wandering through the woods is always an adventure. You never know what you may find or what you might see.
Eventually, you will get chilled and lighting a fire will keep potential hypothermia in the shadows.
The secret is to know how to light a fire in all conditions.
This video shows a few tips which will help you bridge the gap between being warm and warming up lunch or being cold and wondering if your toes are going to fall off.
Always be prepared and you will never have to worry.