моему возмущению не было предела
my outrage was boundless
The outrage was boundless. The leading newspapers were full of people saying, 'How could you do that?'
...
my indignation knew no bounds
похоже, устаревшее - https://books.google.com/ngrams/graph?content=indignation+knew+no+bounds&year_start=1800&year_end=2000&corpus=15&smoothing=3&share=&direct_url=t1%3B%2Cindignation%20knew%20no%20bounds%3B%2Cc0
+++Grumbler! (KNEW NO BOUNDS is the better translation)