The Only Thing That Can Bring Joy

Great Problems Are Now Being Handled, Keeping Every Thinking Man In Suspense; The Unity Or Multiplicity Of Human Races; The Creation Of Man 1,000 Years Or 1,000 Centuries Ago; The Fixity Of Species, Or The Slow And Progressive Transformation Of One Species Into Another; The Eternity Of Matter; The Idea Of A God Unnecessary: Such Are Some Of The Questions That Humanity Discusses Nowadays.

My Opinion - Nay More, My Conviction - Is That, In The Present State Of Science, As You Rightly Say, Spontaneous Generation Is A Chimera; And It Would Be Impossible For You To Contradict Me, For My Experiments All Stand Forth To Prove That Spontaneous Generation Is A Chimera.

It Is Surmounting Difficulties That Makes Heroes.

In Good Philosophy, The Word Cause Ought To Be Reserved To The Single Divine Impulse That Has Formed The Universe.

The Role Of The Infinitely Small In Nature Is Infinitely Great.