1. “It is one thing to mortify curiosity, another to conquer it.”
Dr Jekyll and Mr Hyde: Chapter 6 -
Remarkable Incident of Doctor Lanyon

2. “All human beings, as we meet them, are commingled out of good and evil”
Dr Jekyll and Mr Hyde: Chapter 10 -
Henry Jekyll’s Full Statement of the Case

3. “There comes an end to all things; the most capacious measure is filled at last; and this brief condescension to evil finally destroyed the balance of my soul.”
Dr Jekyll and Mr Hyde: Chapter 10 -
Henry Jekyll’s Full Statement of the Case

4. “I learned to recognise the thorough and primitive duality of man.”
Dr Jekyll and Mr Hyde: Chapter 10 -
Henry Jekyll’s Full Statement of the Case

5. He is not easy to describe
He is not easy to describe. There is something wrong with his appearance; something displeasing, something downright detestable.
Dr Jekyll and Mr Hyde: Chapter 1 -
The Story of the Door

6. “Something wicked this way comes.”
Macbeth
Act Four: Scene One

7. “let not light see my black and deep desire.”
Macbeth
Act One: Scene Four

8. “O full of scorpions is my mind.”
Macbeth
Act Three: Scene Two

9. “Is this a dagger I see before me?”
Macbeth
Act Two: Scene One

10. “Out, damned spot! out, I say!”
Macbeth
Act Five: Scene One

11. “A man has to make his own way—has to look after himself—and his family, too, of course, when he has one—and so long as he does that he won’t come to much harm.”
An Inspector Calls: Act One
Speaker: Arthur Birling

12. “There are millions and millions of Eva Smiths and John Smiths still left with us, with their lives, their hopes and fears, their suffering and chance of happiness, all intertwined with our lives, with what we think and do. We don’t live alone. We are members of one body. We are responsible for each other.”
An Inspector Calls: Act Three
Speaker: Inspector Goole

13. “Everything we said had happened really had happened
“Everything we said had happened really had happened. If it didn’t end tragically, then that’s lucky for us. But it might have done.”
An Inspector Calls: Act Three
Speaker: Sheila Birling

14. “You know, of course, that my husband was Lord Mayor only two years ago and that he’s still a magistrate?”
An Inspector Calls: Act Two
Speaker: Mrs Birling

15. “Why shouldn’t they try for higher wages?”
An Inspector Calls: Act One
Speaker: Eric Birling