At present all I could do was wait with an alert mind.

Already, in his alert mind, a brilliant plan was forming.

It was noticed at an early age that Pauline had an alert mind.

Well before both, my alert mind has me up and about my mother's business.

Behind them is the most alert mind of the century.

A young-looking body is a sign of an alert mind.

His alert and active mind saw the chance for salvation at once.

Well-brought-up women usually are, but in her case it helped that she had an alert, lively mind.

What might a finely alert mind, living for centuries, light upon as curious?

Water helped get him moving again: His legs felt less dead, his mind more alert.