Prudence Approaches, Conscience Accuses.

The Instruction Of Children Should Aim Gradually To Combine Knowing And Doing. Among All Sciences Mathematics Seems To Be The Only One Of A Kind To Satisfy This Aim Most Completely.

The Inscrutable Wisdom Through Which We Exist Is Not Less Worthy Of Veneration In Respect To What It Denies Us Than In Respect To What It Has Granted.

Live Your Life As Though Your Every Act Were To Become A Universal Law.

Freedom Is The Alone Unoriginated Birthright Of Man, And Belongs To Him By Force Of His Humanity; And Is Independence On The Will And Co-action Of Every Other In So Far As This Consists With Every Other Person's Freedom.

It Is Not Necessary That Whilst I Live I Live Happily; But It Is Necessary That So Long As I Live I Should Live Honourably.