Whatever anyone else could do, he would attempt without a moment's reflection.
I want you to make this journey with me, though certainly we cannot attempt it without others.
Sometimes he could get really mad when the girls attempted something on their own, without training or practice.
He knew his special projects director would never attempt anything without a solid reason.
"He must suspect that you attempted a Working without him."
It may not be in your best interest to attempt this yourself without expert advice.
Reforms have been attempted for hundreds of years without success.
He attempted to interest himself in various matters, but without any marked success.
Do not attempt without full knowledge of the terrain and routes.
Do not attempt the walk without good local information.