Justus von Liebig Quote

The art of observing is like a piece of glass destined for a mirror, which requires to be polished with the utmost care, to produce the reflection of a clear and undistorted image.


Familiar Letters on Chemistry, Letter II (p. 28), Walton & Maberly. 1859


The art of observing is like a piece of glass destined for a mirror, which requires to be polished with the utmost care, to produce the reflection of ...

The art of observing is like a piece of glass destined for a mirror, which requires to be polished with the utmost care, to produce the reflection of ...

The art of observing is like a piece of glass destined for a mirror, which requires to be polished with the utmost care, to produce the reflection of ...

The art of observing is like a piece of glass destined for a mirror, which requires to be polished with the utmost care, to produce the reflection of ...