Hero of Alexandria

Engineering Greek-Egyptian 10 – 70 333 quotes

First steam engine, automated devices

Quotes by Hero of Alexandria

The wedge is a double inclined plane.

Mechanica

The wheel and axle is a continuous lever.

Mechanica

Mirrors can be used to produce images that appear to be behind the mirror.

Catoptrica

The properties of light can be demonstrated by experiments.

Catoptrica

The measurement of land is an art that requires both skill and knowledge.

Dioptra

By means of instruments, we can measure distances and heights that are otherwise inaccessible.

Dioptra

The construction of automata is a delightful and ingenious art.

Automata

By combining simple mechanisms, complex movements can be produced.

Automata

The appearance of life can be simulated by mechanical means.

Automata

The power of water can be harnessed to perform work.

Pneumatica

The siphons can be used to transfer liquids over obstacles.

Pneumatica

The force of compressed air can be used to propel objects.

Pneumatica

The principles of mechanics are universal and apply to all machines.

Mechanica

The study of mechanics is essential for understanding the natural world.

Mechanica

The art of war requires a knowledge of machines and their uses.

Belopoeica

New and powerful engines of war can be invented.

Belopoeica

The design of temples and altars can incorporate hidden mechanisms.

Pneumatica

The appearance of miracles can be produced by natural means.

Pneumatica

The human mind is capable of devising ingenious contrivances.

General observation from his works

Experimentation is crucial for verifying theoretical principles.

Implicit in his descriptions of devices