Morality is an unknown quantity in the general calculation.
"Due North or Glimpses of Scandinavia and Russia"
Maturin M. Ballou
As the nights, however, at any rate were cooler than the days, and the thirst at such times vexed them less than under the burning rays of the sun, and as the people had received in the morning a small quantity of water, Stas ordered those bags saved for the following day.
"In Desert and Wilderness"
Henryk Sienkiewicz
quantity is important, but quality applies only to the relative proportion of fat.
"My Attainment of the Pole"
Frederick A. Cook