Sure-fire

Appealing to the lowest common denominator is a sure-fire way to get sales or votes.

When you really want a drink to quench your thirst, then water is the only sure-fire way to really get your thirst quenched.

That hat should be a sure-fire way to spot him in a crowd.

[…] just as he knew that showing up for lunch with a brown bag full of dried squirrel jerky and mushrooms and lemongrass was a surefire way to end up social roadkill in the high school hierarchy, […]

There certainly looks to be a whole clutch of sure-fire winners among the 11 promised new productions.

I believe that dismissing people, dismissing their concerns or worse yet, shutting down media, shutting down elections or shutting people out of the political process protects nothing. In fact, it is the most sure-fire way to destroy democracy.