There is no substitute for work.
Mental toughness is essential to success.
The leader can never close the gap between himself and the group. If he does, he is no longer what he must be. He must walk a tightrope between the consent he must win and the control he must exert.
They may not love you at the time, but they will later.
Success demands singleness of purpose.
If you really want something , you can have it if you're willing to pay the price. And the price means you have to work better and harder than the next guy.