I've brought my daughters all over the world-they travel with me. I drag them out of school just...
Whenever the work is itself light, it becomes necessary, in order to economize time, to increase the velocity.
When a mass of matter is to be removed a certain force must be expended; and upon the proper economy of this force the price of transport will depend.
Uniformity and steadiness in the rate at which machinery works, are essential both for its effect and its duration.
To those who have chosen the profession of medicine, a knowledge of chemistry, and of some branches of natural history, and, indeed, of several other departments of science, affords useful assistance.
Those from whose pocket the salary is drawn, and by whose appointment the officer was made, have always a right to discuss the merits of their officers, and their modes of exercising the duties...
There is, however, another purpose to which academies contribute. When they consist of a limited number of persons, eminent for their knowledge, it becomes an object of ambition to be admitted on...
There are few circumstances which so strongly distinguish the philosopher, as the calmness with which he can reply to criticisms he may think undeservedly severe.
The worn-out saucepans and tinware of our kitchens, when beyond the reach of the tinker's art, are not utterly worthless.
The pursuit of science does not, in England, constitute a distinct profession, as it does in many other countries.
The public, who consume the new commodity or profit by the new invention, are much better judges of its merit than the government can be.
The public character of every public servant is legitimate subject of discussion, and his fitness or unfitness for office may be fairly canvassed by any person.
The proportion between the velocity with which men or animals move, and the weights they carry, is a matter of considerable importance, particularly in military affairs.
The possessors of wealth can scarcely be indifferent to processes which, nearly or remotely have been the fertile source of their possessions.
The half minute which we daily devote to the winding-up of our watches is an exertion of labour almost insensible; yet, by the aid of a few wheels, its effect is spread over the whole twenty-four...
The force of vapour is another fertile source of moving power; but even in this case it cannot be maintained that power is created.
The fatigue produced on the muscles of the human frame does not altogether depend on the actual force employed in each effort, but partly on the frequency with which it is exerted.
The economy of human time is the next advantage of machinery in manufactures.
The difference between a tool and a machine is not capable of very precise distinction; nor is it necessary, in a popular explanation of those terms, to limit very strictly their acceptation.
The accumulation of skill and science which has been directed to diminish the difficulty of producing manufactured goods, has not been beneficial to that country alone in which it is concentrated;...
That the state of knowledge in any country will exert a directive influence on the general system of instruction adopted in it, is a principle too obvious to require investigation.