Effective Focal Length

Famous quotes containing the words effective and/or length:

“A nation fights well in proportion to the amount of men and materials it has. And the other equation is that the individual soldier in that army is a more effective soldier the poorer his standard of living has been in the past.”
—Norman Mailer (b. 1923)

“All expression of truth does at length take this deep ethical form.”
—Henry David Thoreau (1817–1862)