There are some kinds of men who cannot pass their time alone; they are the flails of occupied people.(Bonald, M.} There are few wild beasts more to be dreaded than a communicative man having nothing to communicate.
Enthusiasm is the inspiration of everything great.
Care, admitted as guest, quickly turns to be master.
Complaint is. more contemptible than pitiful.
Galileo called doubt the father of invention; it is certainly the pioneer.
If one is not virtuous he becomes vicious.