A serious ambition and a settled life at the same time

The two are usually presented as a choice, and they need not be one.

The common framing offers two figures: the driven person who wants a great deal and is therefore never at rest, and the settled person who has made peace with things and therefore no longer reaches for much. It is a tidy opposition and it does not survive contact with many actual lives. Plenty of people carry a serious long term ambition while being, on any given Wednesday, genuinely content with where they are. The ambition supplies direction and the contentment supplies the conditions in which sustained work is possible, and neither seems to be cancelling the other out.

What makes the combination workable is that they operate on different timescales. Ambition is about a span of years. Contentment is about the current stretch of days. There is no contradiction in wanting your work to amount to something over a decade while also finding this particular month perfectly good, any more than there is a contradiction in enjoying a walk while intending to reach somewhere. The apparent conflict only arises if you insist that ambition must be fuelled by a present sense of inadequacy, which is one way of doing it, and not obviously the most durable one.

It is also worth noting that the settled version tends to last longer. Ambition powered by dissatisfaction has a structural problem, which is that success removes the fuel and failure removes the hope. Ambition powered by interest in the work has neither vulnerability. It does not require you to be unhappy in order to keep going, which means it can keep going for a long time, and long is usually what the good outcomes require.