A dream is a wonderful thing, but until the conductor can make it understood by the entire orchestra, it will remain an unfulfilled dream. When the dream is fully understood, it becomes a living experience. Leaders embrace error. Leaders encourage reflective feedback. Informed critique is important in creating a masterpiece.
Leaders encourage dissent.
Surround yourself with people who have strengths you do not have. Do not fill your organization with clones. Leaders need to be optimists. Optimism and hope provide choices. The opposite of hope is despair.