What not to put in tea (with alternative suggestions)

Don't put diesel fuel in your tea.

Do put water in your tea, and steep for 3-8 minutes, depending on the type and quality of your tea.

Don't put antifreeze in your tea. It may taste sweet, but it'll make you die.

Do put sugar or honey in your tea (or don't, depending on your preference).

Don't put your hand in tea you have just finished steeping. It will scald you.

Do put a spoon in your tea to stir with.

Don't put an aging hippie in your tea.

Do put your tea in an aging hippie.

Don't put abstract concepts involving quanta and probability in your tea.

Do put fruit in your tea (unless you're not into that sort of thing).

Don't put fish in your tea.

Do eat fish with your tea.

Don't put aluminum utensils in your tea (or drink from an aluminum container); it will leech into your tea and possibly contribute to a number of degenerative diseases.

Do put wooden, stainless steel, titanium, stone, ice, and silicon utensils in your tea.

And lastly, don't put anything in your tea you'd be afraid to consume or use otherwise.