In a letter included in Popper's collection at Hoover, Einstein advises the young Austrian to abandon his quest and to remember the true logic of scientific discovery.

放在胡佛的波普尔的物品中有一封信，信中爱因斯坦建议年轻的奥地利人放弃他的冒险，重温科学发现的真正逻辑。

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Crist was forced to abandon his quest for the Republican Senate nomination because he was badly trailing former state legislator Marco Rubio in the primary race.

VOA: standard.2010.05.04

"They can abandon their quest pretty early and go back to a career in the Senate, " says Burden.

FORBES: The Senator President

His would-be parents in New York have had just five brief visits since they signed on to adopt him in 2008, yet they refuse to abandon the quest.

WSJ: For 5 years, US families pursue Kyrgyz adoptions

Aware that a one-state solution would undermine the Jewish identity of Israel, frustrated Palestinian officials increasingly warn that they may abandon their quest for statehood and push for that instead.

BBC: Reconsidering the two-state solution