…it ought to be remembered that there is nothing more difficult to take in hand, more perilous to conduct, or more uncertain in its success, than to take the lead in the introduction of a new order of things. Because the innovator has for enemies all those who have done well under the old conditions, and lukewarm defenders in those who may do well under the new
Machiavelli N. The prince (written c 1505, published 1515, translated by WK Marriott). London: Arc Manor; 2007.
Great article by Trisha Greenhalgh: