Ans. Dr. APJ Abdul Kalam said this to his father, Jainulabdeen.
* Here 'this' refers to Jainulabdeen's spiritual concept of man's existence on earth. According to him, there is nothing mysterious about prayer. While communicating the spiritual concept to Kalam Jainulabdeen told when troubles come, we should try to understand the relevance of our sufferings. We should remember that adversity always presents opportunities for introspection.
* People come to Dr. kalam's father Jainulabdeen for help and advice when they were in trouble.