Logic is not only an exact science, but is the most simple and elementary of all sciences; it ought therefore undoubtedly to find some place in every course of education.

Value is the most invincible and impalpable of ghosts, and comes and goes unthought of, while the visible and dense matter remains as it was.

A little experience is worth much argument; a few facts are better than any theory.

Economists can never be free of from difficulties unless they will distinguish between a theory and the application of a theory.

The difficulties of economics are mainly the difficulties of conceiving clearly and fully the conditions of utility.

we often observe that there is abundance of capital to be had at low rates of interest, while there are also large numbers of artisans starving for want of employment.

As a general rule, it is foolish to do just what other people are doing, because there are almost sure to be too many people doing the same thing.

Logic should no longer be considered an elegant and learned accomplishment; it should take its place as an indispensable study for every well-informed person.

The theory which follows is entirely based on a calculus of pleasure and pain; and the object of economics is to maximize happiness by purchasing pleasure, as it were, at the lowest cost of pain.

but, in reality, there is no such thing as an exact science.

A correct theory is the first step towards improvement, by showing what we need and what we might accomplish.

I scroll through iPhone photos and see that if I delete pictures of myself with a double chin, I will erase all proof of my glorious life.

Every person in the AA program who's successful is living proof that he or she does have power over addictive drugs and alcohol- the power to stop.

It can happen sometimes, with those who brood on an injustice, that a taste for revenge can usefully combine with a sense of obligation.

Happy Thanksgiving, everyone. I'm thankful for all of you. I am not thankful for the pilgrims. Buckles should never be on hats.

There can be no doubt that all our knowledge begins with experience.

We are inclined to think that if we watch a football game or a baseball game, we have taken part in it.

I said to Life, I would hear Death speak. And Life raised her voice a little higher and said, You hear him now.

I'm just open to new experiences. I've never really settled down into one art. I like to be nomadic with my art.

The clear French landscape is as pure as a verse of Racine.

That delay is our surest protection which enables us to deliberate on the merits of our intentions.