Most of the oils which are valued as scents are...
Otto Wallach Quotes
Most of the oils which are valued as scents are mixtures of substances; only the combined effect of these leads to the known result.
About the author
Born: 27 Mar 1847
Georg C. Lichtenberg
Wernher von Braun
Despite the characterization of some that teaching is an easy job, with short hours and summers off, the fact is that successful, dedicated teachers in the U.S. work long hours for little pay and, in many cases, insufficient support from their leadership.
Better degrees don't automatically translate into better skills and better jobs and better lives.
The test of truth in life is not whether we can remember what we learned in school, but whether we are prepared for change.
You can spend a lot of money on education, but if you don't spend it wisely, on improving the quality of instruction, you won't get higher student outcomes.
We no longer live in a world that is neatly divided between rich and well-educated countries, and poor and badly-educated ones.
The more the relationships of the nitrogen-rich substances to the cell nucleus were recognized, the more the question of the arrangement of the nitrogen and carbon atoms in the molecule came to stand out.
The living cell almost always contains, locked in its interior, the visible or invisible products of its physiological activity or its nourishment.
For, with pure water the inversion of cane sugar scarcely proceeds and subsequently it required very thorough, difficult studies before this effect and its order of magnitude were established.
We know from biology that new forms of organisms simulate their primitive form as closely as possible at first, even though obliged to exist under changed internal and external conditions.
The well-known fact that the form of a specific substance, e.g. water, and hence its properties can alter without a change in composition was disposed of by the formal view that a physical, not a chemical, process was involved.