Famous quotes containing the words single and/or species:
“His virtues walked their narrow round,
Nor made a pause, nor left a void;
And sure the Eternal Master found
The single talent well employed.”
—Samuel Johnson (1709–1784)
“Heaven and hell suppose two distinct species of men, the good and the bad. But the greatest part of mankind float betwixt vice and virtue.”
—David Hume (1711–1776)