When a book and a head collide and a hollow sound is heard, must it always have come from the book?

A book is a mirror: if an ape looks into it an apostle is hardly likely to look out.

A book is a mirror: If an ass peers into it, you can't expect an apostle to look out

Aujourd'hui, on cherche partout à répandre le savoir; qui sait si, dans quelques siècles, il n'y aura pas des universités pour rétablir l'ancienne ignorance?

What a blessing it would be if we could open and shut our ears as easily as we open and shut our mouths

The most dangerous of all falsehoods is a slightly distorted truth.