The quality of being quick-sighted; quickness of sight or discernment; readiness to see or discern.(noun)
The Century Dictionary (Public Domain)
Use "quick-sightedness" in a sentence
"These Klings are active and industrious, but they lack fibre apparently, and that quick-sightedness for opportunities which makes the Chinese the most successful of all emigrants."
"I cannot help, therefore, regarding this vast quick-sightedness into evil as a vicious excess, and as a very pernicious evil in itself."
"To this contumacy, however, succeeds a stupor which destroys their former quick-sightedness."