"Man is born free; and everywhere he is in chains"

• Thomas Hobbes

• Adam Smith

• Jean-Jacques Rousseau

• John Locke

In the state of nature life is "solitary, poor, nasty, brutish, and short"

• Montesquieu

• Karl Marx

• John Locke

• Thomas Hobbes

Published The Wealth of Nations

• Adam Smith

• Jean-Jacques Rousseau

• John Locke

• John Stuart Mill

Believed in a laissez-faire economy; minimal government involvement

• John Stuart Mill

• Adam Smith

• Karl Marx

• Thomas Hobbes

Government must be accountable and separated into three branches; executive, legislative, and judicial.

• Thomas Hobbes

• Jean-Jacques Rousseau

• John Stuart Mill

• Montesquieu

Published the Leviathan

• John Locke

• Thomas Hobbes

• Montesquieu

• Adam Smith

Rejected the divine right of kings

• Adam Smith

• Thomas Hobbes

• Karl Marx

• John Stuart Mill

Society corrupted people, wanted the general will of the people to be the authority.

• Jean-Jacques Rousseau

• John Locke

• Adam Smith

• John Stuart Mill

Rejected Mercantilism

• Karl Marx

• John Stuart Mill

• Montesquieu

• Adam Smith

Published On Liberty

• Jean-Jacques Rousseau

• John Locke

• John Stuart Mill

• Adam Smith