Great Changes Are Easier Than Small Ones.

In Mathematics I Can Report No Deficiency, Except It Be That Men Do Not Sufficiently Understand The Excellent Use Of Pure Mathematics.

Ipsa Scientia Potestas Est. (knowledge Itself Is Power.)

What, Then, Remains But That We Still Should Cry, For Being Born, And, Being Born, To Die?

If Money Be Not Thy Servant, It Will Be Thy Master. The Covetous Man Cannot So Properly Be Said To Possess Wealth, As That May Be Said To Possess Him.

I Have To Hope That My Instincts Will Do The Right Thing, Because I Can't Erase What I Have Done. And If I Drew Something First, Then My Paintings Would Be Illustrations Of Drawings.