Lenten Reading for Maundy Thursday

On this night, long ago, Peter insisted to Jesus that even if the other disciples would betray him, he would not. Jesus knew that this was not so. Peter, it seems, was relying on his personal power — his self-confidence. What is the difference between self-confidence and faith in God? In what ways do we need to let go of self-confidence, and find, instead, confidence in God?