Heinrich Hertz

Observation: 'The wave front advances uniformly.'

Witty: 'Electricity's dance is elegant.'

Interview: 'Theory and experiment in harmony.'

Aphorism: 'Vision precedes victory.'

Deathbed: 'Continue the work; the path is clear.'

Reflection: 'Life's brevity urges haste in discovery.'

Key: 'Electric radiation obeys Huygens' principle.'

Joke: 'Waves are the postmen of physics.'

Speech: 'The ether vibrates with potential.'

Comeback: 'Observe, and be converted.'

Personal: 'Happiness in harmonious work.'

Observation: 'Damping reduces wave amplitude.'

Wisdom: 'Collaboration accelerates progress.'

Excerpt: 'The laws of optics apply to all waves.'

Humor: 'Sparks fly, ideas ignite.'

Interview: 'Undulations confirm the theory.'

Aphorism: 'Precision illuminates truth.'

Letter: 'Your letter inspired new experiments.'

Reflection: 'The end approaches, but work endures.'

Observation: 'Transverse waves only in isotropic media.'