Prayer is the substitute for the sacrifices. Where is the animal within you? How do you turn the animal within you to do good?
The Modeh Ani hints at the resurrection. This enforces our faith and belief in the 13th principle of the Jewish faith, the ultimate resurrection.
Maimonides (RAMBAM) Says That Prayer Without Intent Is Not Even A Prayer (Not Even A Body Without A Soul). The Two-Level Of Intent During Prayer