Slavery was regarded by Aristotle as an ordinance of nature, and so probably was it by the slaves themselves in olden time.

The most valuable of all capital is that invested in human beings

Political Economy or Economics is a study of mankind in the ordinary business of life.

Capital is that part of wealth which is devoted to obtaining further wealth.

Knowledge is our most powerful engine of production.

In common use almost every word has many shades of meaning, and therefore needs to be interpreted by the context.

Civilized countries generally adopt gold or silver or both as money.

The price of every thing rises and falls from time to time and place to place; and with every such change the purchasing power of money changes so far as that thing goes.

The most reckless and treacherous of all theorists is he who professes to let facts and figures speak for themselves.

Nature's action is complex: and nothing is gained in the long run by pretending that it is simple, and trying to describe it in a series of elementary propositions.

In every age poets and social reformers have tried to stimulate the people of their own time to a nobler life by enchanting stories of the virtues of the heroes of old.

Being powerful is like being a lady. If you have to tell people you are, you aren't.

After what she's been through, there really should be crime scene tape around her heart.

A SCAR SHOULDN’T REMIND YOU OF HOW YOU GOT HURT AND THE PAIN THAT CAME WITH IT…A SCAR SHOULD SIMPLY REMIND YOU THAT YOU SURVIVED

If a war has to happen, a war has to happen.

There is no orthodoxy in walking. It is a land of many paths and no-paths, where every one goes his own and is right.

What wisdom, what warning can prevail against gladness? There is no law so strong that a little gladness may not transgress.

We act like a zero-sum society, when in reality there is a lot of non zero-sum fat to be skimmed off to everyone's mutual advantage.

The truth is that, though we were justified by faith alone, the faith that justifies is never alone (it always produces fruit, 'good works,'...a transformed life).

Art is inspiring. Walking into a gallery, or when the lights go up on a stage; that thrill of getting something that has nothing to do with acquisition.

Balance and good fortune can only come to a person who is balanced and feels fortunate.