I wish to God these calculations had been executed by steam.

A young man passes from our public schools to the universities, ignorant almost of the elements of every branch of useful knowledge.

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 they are paid to perform.

The errors which arise from the absence of facts are far more numerous and more durable than those which result from unsound reasoning respecting true data.

Mechanical Notation ... I look upon it as one of the most important additions I have made to human knowledge. It has placed the construction of machinery in the rank of a demonstrative science. The day will arrive when no school of mechanical drawing will be thought complete without teaching it.

Errors using inadequate data are much less than those using no data at all.

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.