The passionate controversies of one era are viewed as sterile preoccupations by another, for knowledge alters what we seek as well as what we find.
I think people could be a bit friendlier. The only real contact you have with people is when they're annoyed if you've had a party - you know, it's been a bit too noisy for them or something.
You realize you can't change the world but it shouldn't stop you from trying.