Whatever the number of a man's friends, there will be times in
his life when he has one too read more

Whatever the number of a man's friends, there will be times in
his life when he has one too few; but if he has only one enemy,
he is lucky indeed if he has not one too many.

It is better to decide a difference between enemies than friends,
for one of our friends will certainly become read more

It is better to decide a difference between enemies than friends,
for one of our friends will certainly become an enemy and one of
our enemies a friend.

Mankind's worst enemy is fear of work

Mankind's worst enemy is fear of work

It takes a great deal of bravery to stand up to our enemies, but just as much to stand up read more

It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends.

Never explain -- your friends do not need it and your enemies will not believe you anyway.

Never explain -- your friends do not need it and your enemies will not believe you anyway.

Once is happenstance. Twice is coincidence. Three times is enemy action.

Once is happenstance. Twice is coincidence. Three times is enemy action.

Treat your friend as if he will one day be your enemy, and your enemy as if he will one read more

Treat your friend as if he will one day be your enemy, and your enemy as if he will one day be your friend

Use your enemy's hand to catch a snake

Use your enemy's hand to catch a snake

You and I were long friends : you are now my enemy, and I am yours.

You and I were long friends : you are now my enemy, and I am yours.