Life Comes Only From Life.

Science Knows No Country, Because Knowledge Belongs To Humanity, And Is The Torch Which Illuminates The World.

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.

Outsidetheir Laboratories, Thephysicianand Chemist Are Soldiers Without Arms On The Field Of Battle.

My Strength Lies Solely In My Tenacity.

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