Finally, I understood what President Eisenhower had passed on. ‘I’ll tell you what leadership is,’ he said. ‘It’s persuasion and conciliation and education and patience. It’s long, slow, tough work. That’s the only kind of leadership I know.’Jim MattisThe Author of this QuoteAuthorJim MattisFormer United States Secretary of Defense and co-author of the New York Times #1 bestseller, Call Sign Chaos: Learning to Lead.