Justus von Liebig Quotes

Chemistry in its application to animals and vegetables. Endeavours jointly with physiology to enlighten us respecting the mysterious processes and sources of organic life.

In this apparatus is nothing new but its simplicity and thorough trustworthiness. On his revolutionary method of organic analysis.

In the progressive growth of astronomy physics or mechanical science was developed and when this had been to a certain degree successfully cultivated it gave birth to the science of chemistry.

A fact acquires its true and full value only through the idea which is developed from it.

We may fairly judge of the commercial prosperity of a country from the amount of sulphuric acid it consumes.

Receiving a new truth is like adding a new sense.

By the deficiency or absence of one necessary constituent all the others being present the soil is rendered barren for all those crops to the life of which that one constituent is indispensable.

Chocolate is a perfect food as wholesome as it is delicious a beneficent restorer of exhausted power...it is the best friend of those engaged in literary pursuits.

The loveliest theories are being overthrown by these damned experiments; it's no fun being a chemist anymore.

If you want to become a chemist you will have to ruin your health. If you don't ruin your health studying you won't accomplish anything these days in chemistry. Liebig's advice to Kekulé.

The secret of all those who make discoveries is that they regard nothing as impossible.

The progress of mankind is due exclusively to the progress of natural sciences not to morals religion or philosophy.

The more fodder the more flesh; the more flesh the more manure; the more manure the more grain.

If it is impossible to judge merit and guilt in the field of natural science then it is not possible in any field and historical research becomes an idle empty activity.

From one sublime genius-NEWTON-more light has proceeded than the labour of a thousand years preceding had been able to produce.

Observation is like a piece of glass which as a mirror must be very smooth and must be very carefully polished in order that it may reflect the image pure and undistorted.