help me stay motivated

HELLO my name is denise. I don't have any friends so if any of you wanna add me please do. I am on this journey and I want to stay focused and motivated. I fall short a lot ad loose sight, but my goal is to.loose over 100 pounds. I focus on my small goals of 30 pounds at a time. I have been working out a lot and changed a lot of my bad eating habits, but still haven't seen much of a change. Please help me.