"Optimism is essential to achievement and is also the foundation of courage and of true progress."
- Nicholas Murray Butler
"Think positively and masterfully, with confidence and faith, and life becomes more secure, more fraught with action, richer in achievement and experience."
- Eddie Rickenbacker
"Opportunities multiply as they are seized; they die when neglected. Life is a long line of opportunities."
- John Wicker
"There is a very real relationship, both quantitatively and qualitatively between what you contribute and what you get out of this world."
- Oscar Hammerstein II