Lots of famous historical figures walked. Darwin, Jefferson, Nietzsche, Dickens, Thoreau. More recently (obviously): Jobs. I wrote a small piece a several year

Lots of famous historical figures walked. Darwin, Jefferson, Nietzsche, Dickens, Thoreau. More recently (obviously): Jobs. I wrote a small piece a several years ago on it but have found walking immensely helpful in my debugging efforts. And there's so much research that backs it up.