First Principle Quotes

I do not think it possible for anyone to get by in life without prejudice. However, the attempt to do so leads many people to suppose that, in order to decide any moral question, they have to find an indubitable first principle from which they can deduce an answer.

The first principle is that you must not fool yourself and you are the easiest person to fool.

Here is my first principle of foreign policy: good government at home.

I bought some books in order to learn the first principles of philosophy.

A return to first principles in a republic is sometimes caused by the simple virtues of one man. His good example has such an influence that the good men strive to imitate him, and the wicked are ashamed to lead a life so contrary to his example.