Where the frontier of science once was is now the centre.
Diogenes, filthily attired, paced across the splendid carpets in Plato's dwelling. Thus, said he, do I trample on the pride of Plato. Yes, Plato replied, but only with another kind of pride.
It is too bad if you have to do everything upon reflection and can't do anything from early habit.
I am confident of my ability to demonstrate that one can sometimes believe in something and yet not believe in it. Nothing is less fathomable than the systems that motivate our actions.
The thoughts written on the walls of madhouses by their inmates might be worth publicizing.
Don't judge a man by his opinions, but what his opinions have made of him.
What I do not like about our definitions of genius is that there is in them nothing of the day of judgment, nothing of resounding through eternity and nothing of the footsteps of the Almighty.
God creates the animals man creates himself.
The fly that doesn't want to be swatted is most secure when it lights on the fly-swatter.
Libraries can in general be too narrow or too wide for the soul.
With most men, unbelief in one thing springs from blind belief in another.
Just as we outgrow a pair of trousers we outgrow acquaintances libraries principles etc. at times before they're worn out and times-and this is the worst of all-before we have new ones.
The highest level than can be reached by a mediocre but experienced mind is a talent for uncovering the weaknesses of those greater than itself.
It often takes more courage to change one's opinion than to stick to it.
One's first step in wisdom is to question everything one's last is to come to terms with everything.
There is no mistaking a good book when one meets it. It is like falling in love.
When they have discovered truth in nature they fling it into a book, where it is even worse hands.
In his , Dante Alighieri names Virgil, with many tokens of respect, as his teacher, and yet as Herr Meinhard remarks, makes such ill use of him: clear proof that even in the days of Dante one praised...
I would give something to know for precisely whom the deeds were really done, of which it is publicly stated they were done 'for the Fatherland'.
It is almost impossible to carry the torch of truth through a crowd without singeing somebody's beard.