Answer:
Because new people need new things. and different people need different things too. everyone needs something different
Proctor hesitates to tell the court the truth, because this would hurt Abigail, expose her as a liar, and at this stage he still has feelings for her. He is also at war with himself when challenged by his wife Elizabeth to tell the court what Abigail told him earlier
"Dawn in New York" praises the solitude of a morning routine.
While this morning routine does take place on urban transportation systems, the poem is praising the fact that these transportations systems are nearly empty at dawn. There are "no pushing crowd, no tramping, tramping feet" getting in the speaker's way as he makes his way to work.
The beauty of New York at dawn is the fact that the speaker can enjoy its beauty alone.