I run while the sun is rising.

I run while other people powerwalk around the block.

I run while other people sleep, tormented by bad dreams of relationships gone sour.

I run while other people apply makeup, slip into matching silk lingerie and post photos to Instagram.

Christian Worne certainly wasn’t the oldest or most distinguished man I had encountered in my adult life, so I knew our differences couldn’t be reduced to something as simple as age or hierarchy. During my time at Oxford, I had come to know a professor in the same research division as me. At fifty-four, Professor Arne Gulbrandsen was twenty-four years my senior when we formed an unlikely bond over our mutual appreciation of properly made coffee.