He is said to be a quick study of just about everything.
She was one quick study, once a subject had her full attention.
Even the quick studies were good enough to frame, she thought.
Even so, those who work with her say she is a quick study on almost any topic.
Many of those were quick studies the artist would do at night with his eyes closed.
And I gather you've been a quick study ever since.
Sam was a quick study and he'd read his lines just right.
She hadn't expected that, and made another quick study of him, trying to find something familiar.
He gave each of them a quick study in turn.
So far, he has proven to be a quick study.