If you pour oil and vinegar into the same vessel, you would call them not friends but opponents.

For somehow this is tyranny's disease, to trust no friends.

For somehow this disease inheres in tyranny, never to trust one's friends.

The evils of mortals are manifold; nowhere is trouble of the same wing seen.

I don't like schools. And I mean, you have to call on all your friends to get them into their schools.

Alas for the affairs of men! When they are fortunate you might compare them to a shadow; and if they are unfortunate, a wet sponge with one dash wipes the picture away.