"Nothing can raise a country's productivity except technology, and technology is the final product of a complex of sciences (including philosophy) each of them kept alive and moving by the achievements of a few independent minds." #QotD

"Nothing can raise a country's productivity except technology, and technology is the final product of a complex of sciences [including philosophy] each of them kept alive and moving by the achievements of a few independent minds." 

          ~ Ayn Rand on economic growth.

[Hat tip  https://twitter.com/AynRandInst]