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

The more I study nature, the more I stand amazed at the work of the Creator. Science brings men nearer to God.

Little science takes you away from God but more of it takes you to Him.

Let me tell you the secret that has led me to my goal. My strength lies solely in my tenacity.

Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.

Chance favors the prepared mind.

Messieurs, c'est les microbes qui auront le dernier mot." (Gentlemen, it is the microbes who will have the last word.)

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.

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

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

To know how to wonder and question is the first step of the mind toward discovery.

Poetry is the essence and evidence of life.

A prudent man will think more important what fate has conceded to him than what it has denied.

So: we're all tired. Now what? Manuscripts written in Club Med?

Women are so gentle, so affectionate, so true in sorrow, so untired and untiring! but the leaf withers not sooner, and tropic light fades not more abruptly.

Don't throw away your conscience.

Religion is "so absurd that it comes close to imbecility."

I don't think anybody is anybody else's moral compass. Maybe listening to my music is not the best idea if you live a very constricted life. Or maybe it is.

Whatever it is that you do in your life, you're your own guide.

If you are far from the enemy, make him believe you are near.

The past is only a guidepost... not a hitching post.