Im Indian and this makes no sense sorry :(
I believe that's informal writing.
The 2nd sentence that is highlighted in blue. “We were supposed to go to the amusement park today.”
Answer:
The difference between having Hamlet say that life is like “the slings and arrows of outrageous fortune” and having him just say, “Life isn’t very pleasant” is discussed below in detail.
Explanation:
The speech is basically all concerning life and death: "To be or non to be" indicates "To live or non to live" (or "To exist or to dissolve"). Hamlet considers how uncomfortable and suffering human life is, and how death (specifically self-destruction) would be excellent, would it not be for the terrifying possibility of what comes after death.