That which especially distinguishes a high order of man from a low order of man, that which constitutes human goodness, human nobleness, is surely not the degree of enlightenment with which men pursue their own advantage; but it is self-forgetfulness; it is self-sacrifice; it is the disregard of personal pleasure, personal indulgence, personal advantage, remote or present, because some other line of conduct is more right.
"Dictionary of Burning Words of Brilliant Writers" by Josiah Hotchkiss Gilbert, p. 534, 1895.