Start With Why
Simon Sinek's theory on how to position an organisation's mission and place in world is now ubiquitous yet still important. Using his 'golden circle' method, we can go back over our 'what', 'how' and 'why' over again, until the balance is right. A recommended team activity.
A quick watch here: https://www.ted.com/talks/simon_sinek_how_great_leaders_inspire_action