We would have used not an exclamation point to symbolize "risky" but rather an asterisk, which has "risk" in its very name.  From Right, Wrong, and Risky by Mark Davidson.

May you not dream of academicians tonight.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

May you not dream of chilblains tonight.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

When was the last time you dreamed of pyramids?  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

If you must dream of spectres tonight, be sure they're black-robed.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

Beautifully designed coroprate symbol.  From The Film Daily, 1923.

May no mustaches haunt your dreams tonight.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

May you not dream of eyeglasses tonight.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

Luckily, we dream of ancient manuscripts all the time.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

May no magicians work their treachery in your dreams tonight.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

May you not dream of Swiss cheese tonight.  From The Gates of the Future Thrown Open by Carlotta de Barsy, 1899.

Not only do we find it funny to dream of a Welsh rarebit, but check out that very rare phrase "neutral fancies."  Reblog if your affairs have been complicated by neutral fancies.  From 10,000 Dreams Interpreted by Gustavus Hindman Miller.

From Butler's 1917 yearbook.

Here's some visual poetry from Barnard's 1908 yearbook.

Before you look at the caption, can you identify the markings on this telephone booth?  From Lighted Pathway, 1981.

From UFO Newsclipping Service, 1992.