Which line from "On Becoming an Inventor" supports the idea that Dean's time at Worcester Polytechnic Institute was very useful to him even if he did not graduate?

I was intimidated by the huge buildings devoted to these studies, the knowledge I needed and wanted to gain.
I found that at college I could get help from my teachers with solving business problems and in learning new techniques for designing new things.
The professors gave me as much time as they reasonably could.
Every once in a while one would say, “Sorry, I've got to go teach a class.”

well if u read the book you would know that she meant to

the chosen symbology is the 'sweet secret' which anna confesses on january 6th.

anne's thoughts on her mother are further indication of her growing maturity and of her feelings of isolation from her mother.

the homoeroticism of this passage led it to be excluded from early editions of the journal. this passage shows anne's simultaneous innocense about and fascination with sex. she's clearly aware and unafraid of being sexual, but at the same time is seemingly unaware that her homosexual feelings could be considered taboo back then.

hope this !