When someone tells you who they are, believe them.
this ^ wot @BertieBotts said
How else do you notice his selfishness?
However you feel about having children, it's really not much fun sharing your life with someone who is genuinely selfish, as in 'consistently puts their own desires above yours'. It's much nice if you can each sometimes put the other persons well-being and/or desires about your own.
Is he really expecting you always to go along with what he wants what about what you want?
It might seem unlikely now, but as people get older, they do often become more selfish or at least more constrained by ill health. If he starts out selfish, what might he end up like
You have already noticed that he sometimes makes plans without taking you into consideration. This is a very bad sign. It's really not how anyone should have to live
Do try saying 'no' sometime , just to see what happens.
the first stable one.
Think about it as a progression, your taste is improving. Keep looking and firm someone who is kind. They are the best kind.