Not realizing what you want is a problem of knowledge. Not pursuing what you want is a problem of motivation. Not achieving what you want is a problem of persistence.
While we don't always get what we want, we always get what we choose.
Your teammates will stretch your vision or choke your dream.
Leaders must be close enough to relate to others, but far enough ahead to motivate them.
One is too small a number to achieve greatness.
Good leadership isn't about advancing yourself. It's about advancing your team.