To give a reason for anything is to breed a doubt of it.

It is only those who never think at all, or else who have accustomed themselves to blood invariably on abstract ideas, that ever feel ennui.

The best part of our lives we pass in counting on what is to come.

A distinction has been made between acuteness and subtlety of understanding. This might be illustrated by saying that acuteness consists in taking up the points or solid atoms, subtlety in feeling the air of truth.

A great chessplayer is not a great man, for he leaves the world as he found it.

It is the vice of scholars to suppose that there is no knowledge in the world but that of books.

It is essential to the triumph of reform that it should never succeed.