person A: ever feel so full of emotions when looking at old pictures?
person B: Yeah.  reminds me of the good old days!  
person A: for me it's when you get more than just nostalgia_comma_ when you get sad_comma_ happy and sentimental 
person B: Yeah same here.  I remember one time awhile back I took some pictures of when the aliens landed in my backyard.   That was some good times!