A diamond because when coal is pressured it turns into diamonds and only diamonds can cut diamonds.
The sentence that shows an example of an allusion is as follows:
"Therefore, all of her classmates were astonished by her Rapunzel-like transformation".
An allusion is a literary technique in which a reference is made to a person, place or thing which happened in the past. In this case, the allusion is towards, Rapunzel, a princess with very long, flowing hair.
"... but hold it <em>like </em>a candle flame..."
The main idea of the poem is up to whoever, as poems are very subjective, however what I understand, the poem is about a forbidden love.
I'm sorry but you got to give me specific detail.
<span>Albert Einstein was a German-born theoretical physicist. He developed the general theory of relativity, one of the two pillars of modern physics. Einstein's work is also known for its influence on the philosophy of science
Here is a short essay</span>