Talk about yourself, no one knows you better than you. Start with introducing yourself, then talk about some of your hobbies.
"Dies Irae", is a Latin word of the Hymn on the Last Judgment, ascribed to Thomas of Celano (d. c. 1256) and once forming part of the office for the dead and requiem mass.
This is part of the website I've found and I believe it'll help you out to find the era composition: https://www.britannica.com/topic/Dies-irae
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Increasing demand for flat-screen TVs, according to estimates, could have a greater impact on global warming than the world's largest coal-fired power plants. Flat screen manufacturers use a greenhouse gas known as nitrogen trifluroide, and as these displays are becoming more and more popular, annual gas production has grown to about four thousand tons. Nitrogen trifluroid is the most dangerous global warming engine, for comparison, this gas is 17,000 times stronger than carbon dioxide.
Rhetoric gained negative effect when used by politicians, because people began to wonder if they really meant what they said, and whether they would keep up with their words (as in political campaigns, for example).
But in principle, rhetoric could be really positive and it was formed over the centuries, and viewed as the 'art of persuade others'.
The rhetoric was born in the 5th century BC in Sicily, and was introduced to Athens by the sophists, and used in political and judicial circles of ancient Greece.
Nowadays rhetoric is the study of writing, and academic writing divides it into rhetorical modes, considering nine the most common.