The Question and Answer section for Merchant of Venice is a great resource to ask questions, find answers, and discuss the novel.
1) Launcelot is contemplating running away from his service to Shylock.
2) He pretends he's someone else, gives his father wrong directions, tells him that he's dead, and then admits he's been pulling a prank.
3) He says, "My master...
Shylock attempts to dismiss Bassanio’s suspicions, asking what profit he stands to make by procuring a pound of Antonio’s flesh.
Portia compares men who don't look to see what is inside and rather seek flashy outwardly things. She compares this to the Martlet birds who build their nests on the outside of walls. The Martlet builds nests against walls.