Wisdom is not about what you know, but how you know it. If knowledge is a measure of the grasp an individual has of a given subject, wisdom is a measure of his grip. Does he hold his ideas lightly or loosely? Will he let go when they show signs of wear or inappropriateness?
How Breakthroughs Happen: The Surprising Truth about how Companies Innovate (ed. Harvard Business Press, 2003) - ISBN: 9781578519040