Humphry Davy

Chemistry English 1778 – 1829 344 quotes

Discovered multiple elements via electrolysis

Quotes by Humphry Davy

The phlogistic theory is erroneous.

Elements of Chemical Philosophy

The true theory of combustion is that it is a process of oxidation.

Elements of Chemical Philosophy

The electric fluid is not a simple substance, but a compound of two opposite principles.

Elements of Chemical Philosophy

The phenomena of galvanism are due to chemical action.

On Some Chemical Agencies of Electricity 1806

The decomposition of water by electricity is a proof of its compound nature.

An Account of Some New Experiments on Galvanic Electricity 1800

Potassium and sodium are metallic elements.

On some new phenomena of chemical changes produced by electricity 1807

The alkalis are not elementary substances, but compounds of metals with oxygen.

On some new phenomena of chemical changes produced by electricity 1807

The earth is not a simple element, but a compound of various substances.

Elements of Chemical Philosophy

The atmosphere is not a simple element, but a mixture of gases.

Elements of Chemical Philosophy

The vital principle is not a distinct entity, but a manifestation of chemical and physical forces.

Elements of Chemical Philosophy

The human mind is capable of indefinite improvement.

Elements of Chemical Philosophy

The true philosopher is one who is constantly seeking for new truths.

Elements of Chemical Philosophy

The imagination is a powerful instrument of discovery.

Elements of Chemical Philosophy

The greatest discoveries are often made by those who are not afraid to question established opinions.

Elements of Chemical Philosophy

The advancement of science depends upon the freedom of inquiry.

Elements of Chemical Philosophy

The application of science to the arts and manufactures is one of the most important objects of human industry.

Elements of Chemical Philosophy

The true glory of a nation consists in the cultivation of the sciences and the arts.

Elements of Chemical Philosophy

The study of nature is an inexhaustible source of delight and instruction.

Elements of Chemical Philosophy

The universe is governed by fixed and immutable laws.

Elements of Chemical Philosophy

The human mind is capable of comprehending the most sublime truths.

Elements of Chemical Philosophy