The phrase "a lasting achievement" is correct and usable in written English.
It can be used to describe an accomplishment that has enduring significance or impact over time.
Example: "Winning the Nobel Prize was a lasting achievement that defined her career and inspired future generations."
Alternatives: "a significant accomplishment" or "an enduring success."
Consider: you can work all day in a flurry of frenetic activity, only to achieve very little, especially when it's assessed in terms of a lasting achievement.
A lasting achievement in autobiography was Hughes's The Big Sea (1940), which contains the most insightful and unsentimental first-person account of the Harlem Renaissance ever published.
But her role in making the first Star Trek convention happen — in New York, with an estimated 3,000 attendees — was a lasting achievement.
But Bernardo Bertolucci's adaptation of Moravia's 1951 novel Il Conformista stands above them all as a lasting achievement in international cinema, and as the pinnacle of Bertolucci's career.
Mr Carmichael, who is also, conveniently, secretary of state for Scotland, expects the government to make the islanders an offer, including for a greater share of Crown Estate revenues, this spring.If nothing else, then, this will be a lasting achievement of Scotland's independence referendum.
They will be hoping the talk of a ceasefire plan becomes a lasting achievement in the next few days.
But Jet Set Willy is Smith's lasting achievement – a complex twitch platformer full of tricks, where Willy has to clean the mansion he bought with the proceeds of the first game.
Indeed, his reign must have appeared to be a period of solid expansion and lasting achievement to his contemporaries, including Marco Polo, the Venetian traveler who became Kublai's agent and whose book Il milione ("The Million"; known in English as the Travels of Marco Polo) is the chief Renaissance source of information on eastern Asia.
It is disheartening to some Democrats that in an age of fiscal plenty, the most lasting achievement of the Clinton era may have been not in health care or education or the environment or poverty reduction, but in cleaning up the government's books and keeping Wall Street happy.
Critically, Obama also used the Democratic majority in both the House and Senate to drive through his healthcare reform – perhaps his most lasting achievement, that leaves 2010 as a high watermark for deliverable public pledges.
Mishima's last work, Hōjō no umi (1965 70; The Sea of Fertility), is a four-volume epic that is regarded by many as his most lasting achievement.
