Perfectibility is one of the most unequivocal characteristics of the human species. - William Godwin

The first authentic record on this subject (alchemy) is an edict of Diocletian, about 300 years after Christ, ordering a diligent search to be made in Egypt for all the ancient books which treated of the art of making gold and silver, that they might be consigned to the flames. This edict necessarily presumes a certain antiquity to the pursuit; and fabulous history has recorded Solomon, Pythagoras, and Hermes among its distinguished votaries.

The proper method for hastening the decay of error is not by brute force, or by regulation which is one of the classes of force, to endeavour to reduce men to intellectual uniformity; but on the contrary by teaching every man to think for himself.

It is comparatively easy for the philosopher in his closet to invent imaginary schemes of policy, and to shew how mankind, if they were without passions and without prejudices, might best be united in the form of a political community. But, unfortunately, men in all ages are the creatures of passions, perpetually prompting them to defy the rein, and break loose from the dictates of sobriety and speculation.