Conversation so far:
What job did Elizabeth Blackwell have?
Blackwell began teaching private pupils.
Did she do well?
She worked at intellectual self-improvement: studying art, attending various lectures.
What did that lead to?
she began to articulate thoughts about women's rights in her diaries.

Question: What interesting fact is there regarding her early adulthood?
Self-contained rewrite: What interesting fact is there regarding Elizabeth Blackwell's early adulthood?