Quote by Amedeo Avogadro
"Atoms know no prejudice; they combine according to immutable law."
More from Amedeo Avogadro
"The smallest particles of matter may be supposing all matter to be made up of atoms."
"In chemistry, we must learn to think in terms of atoms and molecules."
"The law of combining volumes holds the key to understanding chemical reactions."
"Knowledge of the atomic structure is fundamental to all natural philosophy."