For one, I think as a missionary you gotta be stubborn. And you gotta try to be persuasive. Jeff Flake
Be stubborn on the vision, but flexible on the details. Jeff Bezos
To be a tennis champion, you have to be inflexible. You have to be stubborn. You have to be arrogant. You have to be selfish and self-absorbed. Kind of tunnel vision almost. Chris Evert
Because I'm the author of my screenplays I know what I'm looking for. It's true that I can be stubborn in demanding that I get what I want, but it's also a question of working with patience and love. Michael Haneke
Failed plans should not be interpreted as a failed vision. Visions don't change, they are only refined. Plans rarely stay the same, and are scrapped or adjusted as needed. Be stubborn about the vision, but flexible with your plan. John C. Maxwell
Though authority be stubborn as a bear, yet he is oft led by the nose with gold. William Shakespeare