Whether it is a currency being exchanged at a border or a soul finding a new home, to is an admission that change is necessary. It is the quiet, often difficult process of turning one thing into another, proving that nothing—not even our deepest convictions—is truly immutable.
To is to stand at a threshold and decide that the current form is no longer sufficient. It is the linguistic bridge between "what was" and "what will be."
Below is a short piece exploring the different layers of the word: The Art of the Change