Wars will remain while human nature remains. I believe in my soul in cooperation, in arbitration; but the soldier's occupation we cannot say is gone until human nature is gone.
(Rutherford Birchard Hayes (1822-1893), U.S. president. Diary and Letters of Rutherford Birchard Hayes: Nineteenth President of the United States, vol. IV, pp. 592-593, ed. Charles Richard Williams, The Ohio State Archaeological and Historical Society, 5 vols. (1922-1926), Diary (August 11, 1890).)
Einstein is not ... merely an artist in his moments of leisure and play, as a great statesman may play golf or a great soldier grow orchids. He retains the same attitude in the whole of his work. He traces science to its roots in emotion, which is exactly where art is also rooted.
(Havelock Ellis (1859-1939), British psychologist. The Dance of Life, ch. 3 (1923).)
The scholar, without good breeding, is a pedant; the philosopher, a cynic; the soldier, a brute; and every man disagreeable.
(Philip Dormer Stanhope, 4th Earl Chesterfield (1694-1773), British statesman, man of letters. letter, Oct. 9, 1747, Letters Written by the Late Right Honourable Philip Dormer Stanhope, 4th Earl, Earl of Chesterfield, to his Son, Philip Stanhope, 4th Earl, Esq, 5th ed., vol. I, p. 281, London (1774).)