Why do they [Americans] quarrel, why do they hate Negroes, Indians, even Germans, why do they not have science and poetry commensurate with themselves, why are there so many frauds and so much nonsense? I cannot soon give a solution to these questions ... It was clear that in the United States there was a development not of the best, but of the middle and worst sides of European civilization; the notorious general voting, the tendency to politics... all the same as in Europe. A new dawn is not to be seen on this side of the ocean.

I have to talk like this! It`s my job

The most all penetrating spirit before which will open the possibility of tilting not tables, but planets, is the spirit of free human inquiry. Believe only in that.

No law of nature, however general, has been established all at once; its recognition has always been preceded by many presentiments.

Knowing how contented, free, and joyful is life in the world of science, one fervently wishes that many would enter its portals.

Certain characteristic properties of elements can be foretold from their atomic weights.

The elements which are the most widely diffused have small atomic weights.