You might say that is the nature of the human beings; they are made for movement. Our body is not satisfied to just stand still, even though that it will need to rest too.
A nice walk gives a lot of benefits. Fresh air, movement, and joy. And it is one of the best ways to think things through. Let your mind flow while walking.
Choose clothes after the weather and what makes you comfortable.
That was the thought behind the vest Boy. To have a garment that is both comfortable and warm enough.