The elements, if arranged according to their atomic weights, exhibit an apparent periodicity of properties.
Dmitri MendeleevAbout author
- Author's profession: Scientist
- Nationality: russian
- Born: February 8, 1834
- Died: February 2, 1907
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You see the lighted windows and what you want to think is that there may be many interesting stories behind them, but what you know is that really there are just dull, dull souls, mere consumers of food, who think their instincts are emotions and their tiny lives of more account than a whisper of wind.
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