that decision.
meaning: the expression "one swallow does not make a summer" means that just because one good thing happened, you cannot expect every other thing that will happen to be good. for example, some people think that if something good happens at the beginning of a trip, it’s a sign that everything else will go well. in reality, that is not true. in the first example, jay thinks that because the mother bought them a trip, surely she will also buy them a car, but there’s no evidence to prove this. it’s just a feeling. in the second example, peter thinks every college he applied to will accept him because 