Authors:

...the incontestable truth is that America has been built up by optimists, not by pessimists, but by men possessing courage, confidence in the nation's destiny, by men willing to adventure, to shoulder risks terrifying to the timid.

...the incontestable truth is that America has been built up by optimists, not by pessimists, but by men possessing courage, confidence in the nation's destiny, by men willing to adventure, to shoulder risks terrifying