Enemies are so stimulating.

Enemies are so stimulating.

Hear not ill of a friend, nor speak any of an enemy.

Hear not ill of a friend, nor speak any of an enemy.

Every man is his own greatest enemy, and as it were his own
executioner.

Every man is his own greatest enemy, and as it were his own
executioner.

You must consider every man your enemy who speaks ill of your
king; and . . . you must read more

You must consider every man your enemy who speaks ill of your
king; and . . . you must hate a Frenchman as you hate the devil.

What boots it at one gate to make defence,
And at another to let in the foe?

What boots it at one gate to make defence,
And at another to let in the foe?

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

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

Let our friends perish, provided that our enemies fall at the
same time.
[Lat., Pereant amici, dum una read more

Let our friends perish, provided that our enemies fall at the
same time.
[Lat., Pereant amici, dum una inimici intercidant.]

Use your enemy's hand to catch a snake

Use your enemy's hand to catch a snake

A doubtful friend is worse than a certain enemy. Let a man be one thing or the other, and we read more

A doubtful friend is worse than a certain enemy. Let a man be one thing or the other, and we then know how to meet him.