Louis Pasteur Quotations

Never will the doctrine of spontaneous generation recover from the mortal blow struck by this simple experiment.

Worship the spirit of criticism.

Science proceeds by successive answers to questions more and more subtle, coming nearer and nearer to the very essence of phenomena.

Outsidetheir laboratories, thephysicianand chemist are soldiers without arms on the field of battle.

No, there is now no circumstance known in which it can be affirmed that microscopic beings came into the world without germs, without parents similar to themselves. Those who affirm it have been duped by illusions, by ill-conducted experiments, spoilt by errors that they either did not perceive or did not know how to avoid.

Where are the real sources of human dignity, freedom and modern democracy, if not in the concept of infinity to which all men are equal?

It would seem to me that I was committing a theft if I were to let one day go by without doing some work.

I have the faith of a Breton peasant and by the time I die I hope to have the faith of a Breton peasant's wife.

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

Will opens the door to success, both brilliant and happy.