system
afraid: I was once was very nervous and scared when I thought my girlfriend was pregnant. Waiting to find out was what got me so scared. I found out that she wasn't and everything was okay. 
gpt
I thought my girlfriend was pregnant recently. 
human
Oh really? How did that make you feel, honestly?
gpt
It made me feel very scared not knowing what would happen. 
human
I can imagine. The unknown can be very scary and make you worry.