Alfred Marshall

"Economic choice reveals the true preferences of individuals."

"The rhythm of economic activity creates cycles of expansion and contraction."

"Industry and frugality are the sources of sustainable wealth."

"The economy serves human purposes and must be judged by human values."

"Competitive pressure drives continuous improvement in all industries."

"The quality of institutions determines the quality of economic outcomes."

"Commerce creates connections between peoples and promotes understanding."

"The pursuit of economic growth must be balanced with concern for human welfare."

"Market prices contain vast amounts of dispersed information."

"The expansion of trade improves living standards across all nations."

"Economic theory explains the patterns of human behavior and choice."

"The growth of population creates both challenges and opportunities."

"Capital accumulation through prudent saving is the path to independence."

"The economy is a system of human relationships governed by rational self-interest."

"Industrial production can only expand with adequate supply of raw materials."

"The distribution of wealth should reflect the contribution to production."

"Economic progress requires the constant application of human intelligence."

"The demand for money reflects the need to facilitate exchange."

"Nations prosper when they allow enterprise to flourish and innovation to advance."

"The organization of production reflects the state of technical knowledge."

"The true source of wealth is the power of creating wealth, not the possession of it."

"Every economic fact depends upon human nature and social circumstances, which are always changing."

"The highest use of capital is not to make more money, but to make the best kind of life possible."

"Knowledge is power, but only when it is applied with wisdom and purpose."

"Competition purifies and elevates human endeavor when guided by moral principles."

"The study of mankind is the proper study of economics."

"Capital, in the broad sense of the term, includes all kinds of wealth devoted to productive purposes."

"Freedom in economic choice is the foundation of all other freedoms."

"Nature gives us the raw materials; human ingenuity transforms them into wealth."

"The poor cannot afford the luxury of waiting for perfect conditions before improving themselves."