Necessity does the work of courage.Collection: Courage
Optimism is essential to achievement and it is also the foundation of courage and true progress.Collection: Courage
America is the best half-educated country in the world.Collection: Education
Optimism is the foundation of courage.Collection: Courage
An expert is one who knows more and more about less and less.
Many peoples' tombstones should read 'Died at 30, burried at 60.'