Idiom of the day :- Tower of strength
Usage, examples and definition of the Idiom :-
Those who know Hacken back home in Kansas say he’s a tower of strength. This metaphor ( from Shakespeare’s Richard III ) describes someone who is helpful, sympathetic, and can always be relied on in times of trouble. ‘ I don’t think your reputation as a tower of strength means you should try solving problems here,’ Hacken’s wife said.