The numerical value of first principles in Chaldean Numerology is: 3. Pythagorean Numerology. The numerical value of first principles in Pythagorean Numerology is: 4. Confucius: Hold faithfulness and sincerity as first principles. David Mamet: The proclamation and repetition of first principles is a constant feature of life in our democracy. Active adherence to these principles, however, has always been considered un-American.