Dauer In Wechsel. Duration In Change.

There Is Nothing Worth Thinking But It Has Been Thought Before; We Must Only Try To Think It Again.

At Bottom, No Real Object Is Unpoetical, If The Poet Knows How To Use It Properly.

Even Dirt Glitters When The Sun Is Shining Upon It

If One Has Not Read The Newspapers For Some Months And Then Reads Them All Together, One Sees, As One Never Saw Before, How Much Time Is Wasted With This Kind Of Literature.

I Have Heard Myself Accused Of Being An Opponent, An Enemy Of Mathematics, Which No One Can Value More Highly Than I, For It Accomplishes The Very Thing Whose Achievement Has Been Denied Me.