Science Will Stagnate If It Is Made

It Is A Magnificent Feeling To Recognize The Unity Of Complex Phenomena Which Appear To Be Things Quite Apart From The Direct Visible Truth.

Pure Mathematics Is, In Its Way, The Poetry Of Logical Ideas. ... [by Seeking] Logical Beauty Spiritual Formulas Are Discovered Necessary For The Deeper Penetration Into The Laws Of Nature.

On The Other Hand, The Concept Owes Its Meaning And Its Justification Exclusively To The Totality Of The Sense Impressions Which We Associate With It.

If I Had Only Known, I Would Have Been A Locksmith.

The Next World War Will Be Fought With Stones.