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

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.

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

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

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.

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

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

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.

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

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.

And we pray, and we pray and we pray and we pray.Everyday, everyday, everyday, everyday…

We brought nothing into this world and it is certain we can carry nothing out.

My punishment is greater than I can bear.

Have I made my peace with God? I didn't know we'd quarreled!

Power comes from the navel center. If you meditate for an hour or so a day and you focus on that sphere, you will release a tremendous power that will enter your body. We call it the chi.

If you have enough room for your books, you don't have enough books.

We who are quotatious are never truly alone, but always hear the cheerful flow of remarks made by dead writers so much more intelligent than we.

If we desire a kinder nation, seeing it through the eyes of children is an eminently sensible endeavor: A city that is pro-child,for example, is also a more humane place for adults.

It is scientific only to say what is more likely and what less likely, and not to be proving all the time the possible and impossible.

The only just government is the government that serves its citizens, not itself.