The elements which are the most widely diffused have small atomic weights
Russian chemist and inventor. He formulated the Periodic Law, created a farsighted version of the periodic table of elements, and used it to correct the properties of some already discovered elements and also to predict the properties of eight elements yet to be discovered.
Beware of speaking too much, for it increases mistakes and engenders boredom
Cowards die many times before their deaths; the valiant never taste of death but once
It is dangerous for a human being to be too self-confident
Life is and will ever remain an equation incapable of solution, but it contains certain known factors
What is a friend? A single soul dwelling in two bodies
The best deed of a great man is to forgive and forget
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Author, Scientist
Astronomer, Philosopher, Scientist
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Inventor, Scientist
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Inventor, Scientist, Writer
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