Why did the author leave Vienna never to return again?

Study the following sentences and underline the part which receives emphasis

• I never saw her again or even wondered about her until I heard about the snake ring on the woman who died in the Havana Riviera disaster.

• That did not surprise me, however, because I had always thought her dreams were no more than a stratagem for surviving.

• Although she did not say so, her conversation made it clear that dream by dream, she had taken over the entire fortune of her ineffable patrons in Vienna.

• Three tables away sat an intrepid woman in an old-fashioned felt hat and a purple scarf, eating without haste and staring at him.

• I stayed in Vienna for more than a month, sharing the straitened circumstances of the other students while I waited for money that never arrived

How did the author recognise the lady who was extricated from the car encrusted in the wall of Havana Riviera Hotel after the storm?

How did Pablo Neruda know that somebody behind him was looking at him?

How did Pablo Neruda counter Frau Frieda’s claims to clairvoyance?