Disappointment can lead to disincourgmen. This can lead to depression. Which leads to self defeat. But with God all things are possible. Possibly to overcome all worldly problems. Jeremiah 29:11: this weeks memory verse.
Bring in the new year, with a new you. 2. Corinthians 5:17 " therefore anyone who is in Christ is a new creature. Old things are passed away, behold all things are made new."