When Lord Hanuman was on his option to Lanka, Surasa, who assumed the type of a demoness, blocked his approach. And he or she didn’t simply block Lord Hanuman’s approach, she additionally claimed that Lord Hanuman must move via her mouth to succeed in Lanka.
And at the moment, Lord Hanuman first enlarged his kind, on account of which Surasa too needed to shortly broaden her mouth. After that, Lord Hanuman straight away shrunk himself, entered her mouth, and earlier than she may shut it, made an exit and flew away to rescue Mata Sita.
And so, a mixture of brains and fast wits assist in the hardest conditions.