So true is that unnatural generally means only uncustomary, and that everything which is usual appears natural.

The principle itself of dogmatic religion, dogmatic morality, dogmatic philosophy, is what requires to be booted out; not any particular manifestation of that principle.

Landlords grow rich in their sleep without working, risking or economizing. The increase in the value of land, arising as it does from the efforts of an entire community, should belong to the community and not to the individual who might hold title.

The ne plus ultra of wickedness ... is embodied in what is commonly presented to mankind as the creed of Christianity.

If two or more instances of the phenomenon under investigation have only one circumstance in common, the circumstance in which alone all the instances agree is the cause (or effect) of the given phenomenon.

And it is not difficult to show, by abundant instances, that to extend the bounds of what may be called moral police, until it encroaches on the most unquestionably legitimate liberty of the individual, is one of the most universal of all human propensities.

The validity of all the Inductive Methods depends on the assumption that every event, or the beginning of every phenomenon, must have some cause; some antecedent, upon the existence of which it is invariably and unconditionally consequent.