Source: This is All: The Pillow Book of Cordelia Kenn
“There is a limit to the time assigned you, and if you don't use it to free yourself it will be gone and never return.”
Hays translation
II, 4
Meditations (c. 121–180 AD), Book II
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Marcus Aurelius 400
Emperor of Ancient Rome 121–180Related quotes

As quoted in Say It Right : A Guide To Effective Oral Business Presentations (1994) by Garth A. Hanson, Kaye T. Hanson and Ted D. Stoddard

http://books.google.com/books?id=fwxgAAAAMAAJ&q=%22Virginity+virginity+when+you+leave+me+where+do+you+go+I+am+gone+and+never+come+back+to+you+I+never+return%22&pg=PA57#v=onepage
Fragment 114 Voigt
The Willis Barnstone translations, Loss

“I pray you, magnificent Sir, do not trouble yourself to return to us, but await our coming to you.”
Third Dialogue
On the Infinite Universe and Worlds (1584)