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.

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.

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.

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

All I want is to sleep--to dream. Life is better in dreams.

When you are a grown up your brothers become your neighbors and your unconditional brotherhood become your conditional neighborhood.

The sad fact is, because we've had a failed policy and failed leadership, now we're having to rely on Russians and the Iranians to go into Syria to fight and destroy ISIS.

Baseball got into my blood early and I worked harder at it than anything.

Ordinary life goes on--that has saved many a man's reason.

I'm very particular about the pizza that I eat. Godfather's is still a premium-quality product, and I cannot always find that. It's got to be as good as Godfather's or I won't eat it.

Lindsay is unique in that she's a star in creating. She'll create something out of nothing, either for herself or her teammates. She's the Steve Nash of the WNBA.

Anything is possible with sunshine and a little pink.

I'm all over my poems, even if their relation to my everyday life is that of dream to reality.

If only the good were a little less heavy-footed