This is what writers mean when they say that the notion of cause involves the idea of necessity. If there be any meaning which confessedly belongs to the term necessity, it is unconditionalness. That which is necessary, that which must be, means that which will be, whatever supposition we may make in regard to all other things.
John Stuart MillThe amount of eccentricity in a society has generally been proportional to the amount of genius, mental vigor, and moral courage it contained. That so few now dare to be eccentric marks the chief danger of the time.
John Stuart MillNo longer enslaved or made dependent by force of law, the great majority are so by force of property; they are still chained to a place, to an occupation, and to conformity with the will of an employer, and debarred by the accident of birth to both the enjoyments, and from the mental and moral advantages, which others inherit without exertion and independently of desert. That this is an evil equal to almost any of those against which mankind have hitherto struggles, the poor are not wrong in believing.
John Stuart Mill