This sentiment of self-contempt is a frequent one in young people of both sexes. Their valuation of themselves varies as much as the barometer, and is as much affected by outward causes.

This sentiment of self-contempt is a frequent one in young people of both sexes. Their valuation of themselves varies as much as the barometer, and is as much affected by outward causes.

We must reason in natural philosophy not from what we hope, or even expect, but from what we perceive.

James Watt was equally distinguished as a natural philosopher and chemist; his inventions demonstrate his profound knowledge of those sciences, and that peculiar characteristic of genius - the union of them for practical application.

I suppose there was never yet a woman who had not somewhere set up on a pedestal in her brain an ideal of manhood. ... He never is finished till the brain of his creator ceases to work, till she has added her last touch to him, and has laid down the burden of life and gone elsewhere, perhaps to some happy land where ideals are more frequently realised than ever happens here.

When two elements combine and form more than one compound, the masses of one element that react with a fixed mass of the other are in the ratio of small whole numbers.

The beginning of civilisation is the discovery of some useful arts, by which men acquire property, comforts, or luxuries. The necessity or desire of preserving them leads to laws and social institutions. The discovery of peculiar arts gives superiority to particular nations ... to subjugate other nations, who learn their arts, and ultimately adopt their manners;- so that in reality the origin as well as the progress and improvement of civil society is founded in mechanical and chemical inventions.