Albert einstein's general theory of relativity, published in 1916, provides the insight to understand the bizarre
structure of space and time in a high-gravity environment. later research by the american physicist john a.
wheeler, and others, to formulate a vocabulary as well as the mathematical tools to describe and predict
what a black hole will do to its surroundings.
read the excerpt from "man listening to disc."
and i bow deeply to thelonious monk
for figuring out a way
to motorize-or whatever-his huge piano
so he could be with us today.
these excerpts are similar because both texts

What are the benefits of secondary source

Julius caesar. [brutus.] with this, she fell distraught, and, her attendants absent, swallowed fire. cassius. and died so? brutus. even so. cassius. o ye immortal gods! [enter lucius, with wine and taper] brutus. speak no more of her. give me a bowl of wine. in this i bury all unkindness, cassius. cassius. my heart is thirsty for that noble pledge. fill, lucius, till the wine o'erswell the cup; i cannot drink too much of brutus' love. [exit lucius. enter titinius, with messala] brutus. come in, titinius; welcome, good messala. now sit we close about this taper here, and call in question our necessities. cassius. portia, art thou gone? brutus. no more, i pray you. what moral dilemma does brutus confront in this excerpt? brutus lets go of his anger toward cassius and forgives him. brutus decides that he will not mourn portia and will stay loyal to cassius. brutus decides that he is too angry at cassius to remain friends with him. brutus questions whether cassius's life should be ended.

Is directly communicated and requires little interpretation