If you would convince others, seem open to conviction yourself.
Politicians neither love nor hate. Interest, not sentiment, directs them.
Inferiority is what you enjoy in your best friends.
The world is a country which nobody ever yet knew by description; one must travel through it one's self to be acquainted with it.
Pocket all your knowledge with your watch, and never pull it out in company unless desired.
Singularity is only pardonable in old age and retirement; I may now be as singular as I please, but you may not.