All these constructions and the laws connecting them can be arrived at by the principle of looking for the mathematically simplest concepts and the link between them.
It is contrary to our principles to multiply organizations, since, in all conscience, there are enough of them. And when organizations are created they need individuals to look after them.
A Louisiana politician can't afford to let his animosities carry him away, and still less his principles, although there is seldom difficulty in that department.
Because of lack of moral principle, human life becomes worthless. Moral principle, truthfulness, is a key factor. If we lose that, then there is no future.
To see others suffer does one good, to make others suffer even more: this is a hard saying but an ancient, mighty, human, all-too-human principle [....] Without cruelty there is no festival.
He who knows not how to plant his will in things at least endows them with some meaning: that is to say, he believes that a will is already present in them (A principle of faith.)
The history of science can be viewed as the recasting of phenomena that were once thought to be accidents as phenomena that can be understood in terms of fundamental causes and principles.
Be sincere and true to your word, serious and careful in your actions; and you will get along even among barbarians, But if you are not sincere and untrustworthy in your speech, frivolous and careless in your actions, how will you get along even among your own neighbors? When stand, see these principles in front of you; in your carriage see them on the yoke. Then you may be sure to get along.