He does not abandon a cause lightly, but he contends that his latest venture is no quixotic mission.

He said he did not believe that Mr. Blake would take his quixotic mission so far as to truly rile the company.

On paper, it would appear a quixotic mission.

So certain pilots were dispatched on a number of dangerous or quixotic missions.

They have instead have embarked upon a somewhat quixotic mission to improve the image of the neighborhood by changing its name.

Don't launch some quixotic mission to liberate the Federation, because there'll be nothing left.

It seems to be a hopeless, quixotic mission.

Like a foolish knight on a quixotic mission, he gathered acolytes wherever he could find them.

He also had to overcome a sense that he was on a quixotic mission.

Larry Smith's Cheyenne, on their quixotic, ridiculous mission.