The philosophic spirit of inquiry may be traced to brute curiosity,…

As a single atom man is an enigma: as a whole he is a mathematical problem. As an individual he is a free agent, as a species the offspring of necessity.

Open the book of universal history at what period we may, it is always the India trade which is the cause of internal industry and foreign negotiation.

It may safely be asserted that the art of war will soon be reduced to a simple question of expenditure and credit, and that the largest purse will be the strongest arm.

It is a sure criterion of the civilisation of ancient Egypt that the soldiers did not carry arms except on duty, and that the private citizens did not carry them at all.

The essence of religion is inertia; the essence of science is change. It is the function of the one to preserve, it is the function of the other to improve. If, as in Egypt, they are firmly chained together, either science will advance, in …

Doubt is the offspring of knowledge: the savage never doubts at all.