Reb Moshe messed up on something and received a lot of criticism for it. He was yelled at and screamed at. The entire time he was chazering to himself the yesodos of A Life with Bitachon; that it’s soap and shampoo, and that it’s saving him from accidents and gehenom. It became the highlight of his day and it did not bother him!
Read more: Bitachon #280