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

The calculus of utility aims at supplying the ordinary wants of man at the least cost of labour..

Property is only another name for monopoly..

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

Truth indeed is sacred; but, as Pilate said, "What is truth?" Show us the undoubted infallible criterion of absolute truth, and we will hold it as a ….

My principal work now lies in tracing out the exact nature and conditions of utility. It seems strange indeed that economists have not bestowed more ….

I protest against deference to any man, whether John Stuart Mill, or Adam Smith, or Aristotle, being allowed to check inquiry. Our science has become….

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..

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

It is clear that economics, if it is to be a science at all, must be a mathematical science..

Capital simply allows us to expend labour in advance..

Fertility of imagination and abundance of guesses at truth are among the first requisites of discovery; but the erroneous guesses must almost of nece….

All classes of society are trade unionists at heart, and differ chiefly in the boldness, ability, and secrecy with which they pursue their respective….

Repeated reflection and inquiry have led me to the somewhat novel opinion, that value depends entirely upon utility..

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

It isrequisite from time to time to remind one generation of the experience which led a former generation to important legislative actions..

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..

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

The point of equilibrium will be known by the criterion that an infinitely small amount of commodity exchanged in addition, at the same rate, will br….

It seems perfectly clear that Economy, if it is to be a science at all, must be a mathematical science. There exists much prejudice against attempts ….

Labour once spent has no influence on the future value of any article; it isgone and lost for ever. In commerce bygones are forever bygones; and we a….