More quotes by Theodore Roosevelt

"It is hard to fail, but it is worse never to have tried to succeed."
"In this country we have no place for hyphenated Americans."
"The only man who never makes mistakes is the man who never does anything."
"Only those are fit to live who do not fear to die; and none are fit to die who have shrunk from the joy of life and the duty of life. Both life and death are parts of the same Great Adventure."
"Every immigrant who comes here should be required within five years to learn English or leave the country."