(Sad sentences from various sources. Adjust phrasing where needed)
"How come you don't believe me?"
"Will you be away a very long time?"
"To one extent or another, I've always been alone."
"Why won't you tell me anything anymore?"
"I often wonder if I should have been born in another time."
"I'm not cut out for this, am I?"
"You're the only one I trust."
"Leave me alone. You can't help me now."
"I just think it's sad that you can't be honest with the man that, as far as I can tell, is the closest thing you have to a friend."
"It hurts. All this. Everything I see, everything I hear, touch, smell. The conclusions that I'm able to draw, the things that are revealed to me."
"It's always sad when a work of art has to be destroyed."
"She's family and I have to love her, of course, but how can I? She's never let me."
"You have to believe me. Nobody else on this whole damn planet does or ever will."
"In case you hadn't noticed, I don't have meaningful connections."
"I'm sorry, I can't help you."
"I want to tell you something that is not at all pleasant."
"I haven't heard you laugh in a month!"
"I wish your word meant something more to me."
"What is it about you and I that causes us to do so much harm to the ones we are alleged to care about?"
"What is wrong with me? I'm not feeling anything I'm supposed to be feeling..."
"Ever since I was a child, I've never allowed to let myself get too close to people. "
"I fear that I am becoming obsolete."
"You are, in your own way, a lonelier man than me."
"That fact is, I'm a bit of a bore, I suppose."
"One is quite alone when the last one who remembers is gone."
"I don't know what to do with myself half the time, and the other half I'm pissed."
"Why couldn't you trust me?"
"For a long while now, I've suspected that connection with another person - real connection - simply isn't possible for me."
"I have a vision of myself without this job, disappearing down emotional dark tunnels. I need something to hold me to the world."
"I expect you think I'm awful."
"I need to know I'm not a monster."
"So, what makes you think I'm lonely?"
"I wish we'd never started this."
"We both made the same mistake. Falling in love. We were both stupid."
"What a mess we've made of our lives."
"Men like us, we're not meant to make connections such as love."