When The Well Is Dry,

What Science Can There Be More Noble, More Excellent, More Useful For Men, More Admirably High And Demonstrative, Than This Of Mathematics?

Historians Relate Not So Much What Is Done As What They Would Have Believed.

The Doorstep To The Temple Of Wisdom Is A Knowledge Of Our Own Ignorance.

Most Fools Think They Are Only Ignorant.

Success Is The Residue Of Planning.