Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
Identify the following philosopher:

(1805-1859) French diplomat, political scientist and historian. Best known for "Democracy in America" (1835/1840) and "The Old Regime and the Revolution" (1856); they both analyzed the improved living standards and social conditions in Western societies.
Kurt Gödel
St. Thomas Aquinas
Immanuel Kant
Alexis de Tocqueville