Reading means borrowing.

A writer who wishes to be read by posterity must not be averse to putting hints which might give rise to whole books, or ideas for learned discussions, in some corner of a chapter so that one should think he can afford to throw them away by the thousand.

The worst thing you can possibly do is worrying and thinking about what you could have done.

It is too bad if you have to do everything upon reflection and can't do anything from early habit.

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

One has to do something new in order to see something new.

It is astonishing how much the word infinitely is misused: everything is infinitely more beautiful, infinitely better, etc. The concept must have something pleasing about it, or its misuse could not have become so general.