Say what you'd most like to hear...
Sometimes we just need to hear a certain phrase for us to feel comforted and happy.
Say something to yourself that you'd most like to hear right now. 

What do you think? I want to hear your opinion, and I'm listening to you.
How are you doing?
I know it's hard to talk to me, I know that you are exhausted, I know that you don't want to talk and you should know that whenever you are ready to talk I will be here. You won't lose me because I am here for you even if you feel like I will leave because of this, I won't, you are stuck with me. I love you and that means that I will always be here for you even if you don't want to talk.
I love you enough to work this out with you. We are worth fighting for. You are the other half of my soul and I can
How are you? How have you been? It's been a long time. Do you want to catch up and talk?
I'm here. I'll listen to you. I love you.
It is not your fault that you have depression.
Im sorry you went through that. It mustve been hard. I am here for you.
It's okay you took a day off today.
@FrozenCloud I wish people could understand that
I hope things are well with you. Or; How are you? (I'm hoping he cares enough to ask. I wish I knew how he is coping. No contact in a while)