Imagination should give wings to our thoughts but we always need decisive experimental proof, and when the moment comes to draw conclusions and to interpret the gathered observations, imagination must be checked and documented by the factual results of the experiment.

Do not promote what you can't explain, simplify, and prove early.

Life comes only from life.

Chance favours the trained mind.

Do not put forward anything that you cannot prove by experimentation.

Wine is the most healthful and most hygienic of beverages.

... by chance you will say, but chance only favors the mind which is prepared.