The establishment of a law, moreover, does not take place when the first thought of it takes form, or even when its significance is recognised, but only when it has been confirmed by the results of the experiment.
-Dmitri Mendeleev
Select a background
![Awesome background image](/backgrounds/default/15.png)
![Awesome background image](/backgrounds/default/7.png)
![Awesome background image](/backgrounds/default/10.png)
![Awesome background image](/backgrounds/default/1-400.png)
![Awesome background image](/backgrounds/default/14.png)
![Awesome background image](/backgrounds/default/12.png)
![Awesome background image](/backgrounds/default/22.png)
![Awesome background image](/backgrounds/default/8.png)
![Awesome background image](/backgrounds/default/6.png)
![Awesome background image](/backgrounds/default/18.png)
![Awesome background image](/backgrounds/default/1-275.png)
![Awesome background image](/backgrounds/default/11.png)
![Awesome background image](/backgrounds/default/16.png)
![Awesome background image](/backgrounds/default/20.png)
![Awesome background image](/backgrounds/default/25.png)
![Awesome background image](/backgrounds/default/3.png)
![Awesome background image](/backgrounds/default/23.png)
![Awesome background image](/backgrounds/default/17.png)
![Awesome background image](/backgrounds/default/13.png)
![Awesome background image](/backgrounds/default/1-375.png)
![Awesome background image](/backgrounds/default/4.jpg)
![Awesome background image](/backgrounds/default/4.png)
![Awesome background image](/backgrounds/default/2.png)
![Awesome background image](/backgrounds/default/5.png)
![Awesome background image](/backgrounds/default/19.png)
![Awesome background image](/backgrounds/default/1.png)
![Awesome background image](/backgrounds/default/21.png)
![Awesome background image](/backgrounds/default/9.png)
![Awesome background image](/backgrounds/default/24.png)
More quotes by Dmitri Mendeleev
Popular Authors
A curated listing of popular authors.