It's easy to remember only the good parts of people if you never see them. Real people are much more complicated.
No toys in the fish tank
Just because other people think something, that doesn't make it true. Maybe there's some truth in that, but it's unsatisfying, bitter-tasting truth.
Some people think they know who you are, when really they don't.
When someone is upset, it’s not a good time to bring up your own problems.
Wishes are slippery things. You have to be very specific or you can get exactly what you wished for and still end up with nothing.