Enlightenment Is Man's Emergence From His Self-incurred

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.

We Are Not Rich By What We Possess But By What We Can Do Without.

Act So That The Maxim Of Your Act Could Be Made The Principle Of A Universal Law.

I Ought Never To Act Except In Such A Way That I Could Also Will That My Maxim Should Become A Universal Law.

Ours Is An Age Of Criticism, To Which Everything Must Be Subjected.