You'd better not make Harry any more nervous than he is.
你最好别让Harry更加紧张了。
Because I wanted to thank you all for being kind to me while I have been here.
是因为想对我在此工作期间大家给我的帮助表示感谢。
From this we get the expression to make a beeline for someone or something, which means to go quickly along a straight direct course for someone or something.
从这里我们得到一条短语"to make a beeline for someone or something,意思是迅速地沿着一条直线向某人或某物走去。