A Scientist Worthy Of His Name, About

Hypotheses Are What We Lack The Least.

It Is The Simple Hypotheses Of Which One Must Be Most Wary; Because These Are The Ones That Have The Most Chances Of Passing Unnoticed.

It May Happen That Small Differences In The Initial Conditions Produce Very Great Ones In The Final Phenomena.

Intuition Is More Important To Discovery Than Logic.

Mathematics Has A Threefold Purpose. It Must Provide An Instrument For The Study Of Nature. But This Is Not All: It Has A Philosophical Purpose, And, I Daresay, An Aesthetic Purpose.