For 10 points, name this collection of quatrains by Omar Khayyam.
In one section of this work, the speaker "sent [his] soul through the Invisible," which returned and told him "I myself am Heav'n and Hell." One notable stanza of this poem describes how the "Moving finger writes; and, having writ, moves on." The speaker of this work recalls how his (*) "computations…reduced the year to better reckoning," referring to his career as a mathematician. Another stanza of this work describes the "Eternal Saki" pouring bubbles from a bowl. In the famous Edward Fitzgerald translation, one part of this work describes the speaker with "A jug of wine, a loaf of bread—and thou." For 10 points, name this collection of quatrains by Omar Khayyam.
In one section of this work, the speaker "sent [his] soul through the Invisible," which returned and told him "I myself am Heav'n and Hell."
The {Rubaiyat} of Omar Khayyam