A metaphysical conclusion is either a false conclusion or a concealed experimental conclusion.

- Hermann Von Helmholtz

When young Galileo, then a student at Pisa, noticed one day during divine service a chandelier swinging backwards and forwards, and convinced himself…

- Hermann Von Helmholtz

Music stands in a much closer connection with pure sensation than any of the other arts.

- Hermann Von Helmholtz

The originator of a new concept...finds, as a rule, that it is much more difficult to find out why other people do not understand him, than it was to…

- Hermann Von Helmholtz

All that science can achieve is a perfect knowledge and a perfect understanding of the action of natural and moral forces.

- Hermann Von Helmholtz

The smallest quantity of alcohol scares away novel ideas.

- Hermann Von Helmholtz

The quantity of force which can be brought into action in the whole of Nature is unchangeable, and can neither be increased nor diminished.

- Hermann Von Helmholtz

Black is real sensation, even if it is produced by entire absence of light. The sensation of black is distinctly different from the lack of all sensa…

- Hermann Von Helmholtz

Whoever, in the pursuit of science, seeks after immediate practical utility, may generally rest assured that he will seek in vain.

- Hermann Von Helmholtz