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

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

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

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.

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.