Great Minds Think For Themselves.

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.

Time Is Not An Empirical Concept. For Neither Co-existence Nor Succession Would Be Perceived By Us, If The Representation Of Time Did Not Exist As A Foundation A Priori.

A Single Line In The Bible Has Consoled Me More Than All The Books I Ever Read Besides.

Dare To Know! Have The Courage To Use Your Own Intelligence!

If Justice Perishes, Human Life On Earth Has Lost Its Meaning.