Louis PasteurThinkers

Applied science is a misnomer there is only science and its applications, which are related to one another as the fruit is related to the tree that has borne it.

Chance favors only the prepared mind.

Criticism's spirit should be worshipped.

Fermentation is essentially a phenomenon correlative with a vital act, beginning and ending with the latter.

Inspiration is the impact of a fact on a well-prepared mind.

Intuition is given only to him who has undergone long preparation to receive it.

Life is a direct result (or indirect consequence) of a universe that is asymmetric.

Preparedness is vital — chance favors the prepared mind.

Symmetry is indicative of the mineral world while asymmetry is a sign of the living world — Every chemical substance, whether natural or artificial, falls into one of two major categories, according to the spatial characteristic of its form. The distinction is between those substances that have a plane of symmetry and those that do not. The former belong to the mineral, the latter to the living world.

Theory - practice is a distinction such that without theory, practice is but routine born of habit, but theory alone can bring forth and develop the spirit of inventions.