Should bringing your whole self to work include your religious beliefs?

In the United States, we recognize a separation between church and state, but does that delineation apply to work, too? That’s an earnest question from a self-identifying choirboy—literally, I grew up in church and I direct the choir—who has been asked throughout my career to leave religion out of my work. Do we need the Jesus reference in the deck? Do I have to use Bible scripture in that essay? Is the religious example in the class lecture necessary? It’s almost always polite but definitely un...