Errors using inadequate data are much less than those using no data at all.
From Charles Babbage
At each increase of knowledge, as well as on the contrivance of every new tool, human labour becomes abridged.
Perhaps it would be better for science, that all criticism should be avowed.
The economy of human time is the next advantage of machinery in manufactures.
On two occasions I have been asked, 'Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out?' I am not able rightly to apprehend the kind of confusion of ideas that could provoke such a question.
A powerful attraction exists, therefore, to the promotion of a study and of duties of all others engrossing the time most completely, and which is less benefited than most others by any acquaintance with science.
A tool is usually more simple than a machine; it is generally used with the hand, whilst a machine is frequently moved by animal or steam power.
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.
In mathematics we have long since drawn the rein, and given over a hopeless race.
Some kinds of nails, such as those used for defending the soles of coarse shoes, called hobnails, require a particular form of the head, which is made by the stroke of a die.
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