The role of the infinitely small in nature is infinitely great.

A bottle of wine contains more philosophy than all the books in the world.

One does not ask of one who suffers: What is your country and what is your religion? One merely says: You suffer, that is enough for me.

The greatest derangement of the mind is to believe in something because one wishes it to be so.

Question your priorities often, make sure God always comes first.

It is not the germs we need worry about. It is our inner terrain.

When I approach a child, he inspires in me two sentiments; tenderness for what he is, and respect for what he may become.

Change only favours minds that are diligently looking and preparing for discovery.

Science and Peace will triumph over Ignorance and War...

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

My strength lies solely in my tenacity.

Science brings men nearer to God.

If it is a terrifying thought that life is at the mercy of the multiplication of these minute bodies [microbes], it is a consoling hope that Science will not always remain powerless before such enemies.

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

Wine is the most healthful and most hygienic of beverages.

La fortuna juega a favor de una mente preparada

The greatest malfunction of spirit is to believe things.

The controls of life are structured as forms and nuclear arrangements, in a relation with the motions of the universe.

Oh my goodness the mystery that has prompted my objective. My quality lies exclusively in my tirelessness.

It is surmounting difficulties that makes heroes.

There are no such things as applied sciences, only applications of science.

How do you know that the incessant progress of science will not compel scientists to consider that life has existed during eternity, and not matter?

Time is the best appraiser of scientific work, and I am aware that an industrial discovery rarely produces all its fruit in the hands of its first inventor.

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?