Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Identify the following philosopher:

(1623-1662) French mathematician, physicist, and Catholic theologian. Corresponded with Pierre de Fermat on probability theory, strongly influencing the development of modern economics and social science.
Alexis de Tocqueville
Ludwig Wittgenstein
Blaise Pascal
Ralph Waldo Emerson