While we maintain the unity of the human species, we at the same time repel the depressing assumption of superior and inferior races of men. There are nations more susceptible of cultivation, more highly civilized, more enobled by mental cultivation than others, but none in themselves nobler than others. All are in like degree designed for freedom; a freedom which, in the ruder conditions of society, belongs only to the individual, but which, in social states enjoying political institutions, appertains as a right to the whole body of the community.

The principal impulse by which I was directed was the earnest endeavor to comprehend the phenomena of physical objects in their general connection, and to repr…

From the remotest nebul? and from the revolving double stars, we have descended to the minutest organisms of animal creation, whether manifested in the depths …

In order to ameliorate without commotion new institutions must be made, as it were, to rise out of those which the barbarism of centuries has consecrated. It w…

The essential humanity of men can be protected and preserved only where government must answer - not just to the wealthy, not just to those of a particular rel…

Where freedom is real, equality is the passion of the masses. Where equality is real, freedom is the passion of a small minority.

Every emancipation is a restoration of the human world and of human relationships to a man himself.