Abraham Lincoln Quotes about Sleep
Beware of rashness, but with energy and sleepless vigilance go forward and give us victories.
Abraham Lincoln (1944). “Selected writings of Abraham Lincoln”, p.250, Рипол Классик
Abraham Lincoln, Bob Blaisdell (2013). “Abraham Lincoln's Wit & Wisdom”, p.12, Courier Corporation
Abraham Lincoln, Caroline Thomas Harnsberger (1950). “The Lincoln treasury”