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A tool is but the extension of a man's hand, and a machine is but a complex tool. And he that invents a machine augments the power of a man and the well-being of mankind.

Lo, this only have I found, that God hath made man upright; but they have sought out many inventions.

It is not true, it is a happy invention.

Want, the mistress of invention.

The golden hour of invention must terminate like other hours, and when the man of genius returns to the cares, the duties, the vexations, and the amusements of life, his companions behold him as one of themselves--the creature of habits and infirmities.

Everything that can be invented has been invented.

Our inventions mirror our secret wishes.

Only an inventor knows how to borrow, and every man is or should be an inventor. - Ralph Waldo Emerson,

Take the advice of a faithful friend, and submit thy inventions to his censure.

A moment's insight is sometimes worth a life's experience.

Electric telegraphs, printing, gas, Tobacco, balloons, and steam, Are little events that have come to pass Since the days of the old regime. And, spite of Lempriere's dazzling page, I'd give--though it might seem bold-- A hundred years of the Golden Age For a year of the Age of Gold.

She has a housewife's hand; but that's no matter: I say she never did invent this letter; This is a man's invention and his hand.

He had been eight years upon a project for extracting sunbeams out of cucumbers, which were to be put in phials hermetically sealed, and let out to warm the air in raw, inclement summers.

Discovery consists of seeing what everybody has seen and thinking what nobody else has thought.

We issued gorged with knowledge, and I spoke: "Why, Sirs, they do all this as well as we." "They hunt old trails" said Cyril, "very well; But when did woman ever yet invent?"