Seek professional advice if needs be, rather than make a valiant attempt yourself and then regret it.

A fast, well thought out and reliable design, it was a valiant attempt to maintain the steam wagon market.

And despite valiant attempts, people cannot train themselves to need less.

He made a valiant attempt to sound tough, but his voice wavered.

The entire bridge crew would feel the lift that came with a dangerous but valiant attempt.

The show itself is a valiant attempt to leave a definitive mark.

He nodded and made a valiant attempt to smile.

"I made a valiant attempt to make sense of it, but I need more time."

It was a valiant attempt at damage control, and one that everyone knew had fallen short.

"I thought we would make a valiant attempt in this battle so someone else could later win the war."