There's something bracing about hearing this from Aeschylus, of all people. The father of Greek tragedy — a man who spent his life writing about doomed kings, vengeful gods, and suffering on a cosmic scale — is not who you'd expect to hand you a line about choosing to be happy. And that's exactly what gives it weight.

The key word is effort. This isn't the breezy claim that happiness is simply a decision you flip like a switch. Aeschylus adds the honest caveat — at times — that acknowledges the days when it's genuinely hard. On those days, happiness isn't a feeling that arrives; it's a stance you have to actively take up and hold, sometimes against the pull of everything else. It's work.

Coming from a tragedian, that framing makes deep sense. Aeschylus understood as well as anyone that life deals out grief no one chooses. His whole art was about how human beings respond to suffering they didn't ask for. So when he calls happiness a choice requiring effort, he isn't dismissing hardship — he's saying that even within hardship, we retain a small, stubborn agency. We can't always choose our circumstances, but we can often choose the effort we put toward meeting them well.

It lands differently from the cheerier "choose happiness" slogans precisely because it's not cheery. It respects how difficult the choice can be. And in doing so it offers something more durable than a slogan: the reminder that on the hard days, when happiness doesn't come free, the effort to reach for it anyway is itself a kind of quiet victory.