It is only by doing things others have not that one can advance.

We must guard against becoming so engrossed in the specific nature of the roots and bark of the trees of knowledge as to miss the meaning and grandeur of the forest they compose.

Do not make excuses, whether it's your fault or not.

In case of doubt, push on just a little further and then keep on pushing.

...It is a proud privilege to be a soldier – a good soldier … [with] discipline, self-respect, pride in his unit and his country, a high sense of duty and obligation to comrades and to his superiors, and a self confidence born of demonstrated ability.

Let us not mourn that such men died, but rejoice that such men lived.

A real man will never let his fear of death overpower his honor, his sense of duty to his country, and his innate manhood.