Authors:

Men, even when alone, lighten their labors by song, however rude it may be.

"Hoyt's New Cyclopedia Of Practical Quotations" by Jehiel Keeler Hoyt, p. 732-33, De Institutione Oratoria, I. 81, 1922.
Men, even when alone, lighten their labors by song, however rude it may be.