Much in life cannot be affected†but must be borne†without complaint, because complaints are a bore†and undermine the serenity essential to endurance.

-Acheson, Dean Gooderham
Quoted in Gaddis Smith  American Secretaries of State (1972).

I have always considered that boxing really combines all the finest and highest inclinations of a manöactivity, endurance, science, temper, and, last, but not least, presence of mind.

-Lonsdale, Hugh Cecil Lowther, 5th Earl of
  Foreword in Eugene Corri ThirtyYears a Boxing Referee.

Had we lived, I should have had a tale to tell of the hardihood, endurance, and courage of my companions which would have stirred the heart of every Englishman. Theserough notes andourdead bodiesmusttell thetale.

-Scott, Robert Falcon
  Message to the public. Quoted in TheTimes,11 Feb1913.

For sheer courage and endurance, physical and mental, the two men stand together as examples of what toughness the body will find, if the spirit within it is tough; and as very worthy representatives of our national capacity for individual enterprise, which it is hoped even themodern craze for regulating everydetail of our lives will never stifle.

-Wavell, Archibald Percival, 1st Earl
  Of F Spencer Chapman andT E Lawrence. Quoted in foreword to F Spencer Chapman TheJungle is Neutral (1950).