And thence retire me to my Milan, where
Every third thought shall be my grave.
— Prospero, from The Tempest
Every single action.
Every other word.
Every third thought.
Every fourth thing.
Things, Thoughts, Words, and Actions
On Things, Thoughts, Words, and Actions
I should have ordered this fourfold by 1: words, 2: thoughts, 3: actions, 4: things, as per Richard McKeon. But, I have my reasons.