Instead use words like "some", "many", "often", and begin statements with openers like, "In my experience, ...", "Excuse me if I'm wrong, but...", "In many instances, ...."
The manner in which the new salesman made top sales level was an eye-opener to his supervisor.
She's an eye-opener.
I sometimes use scissors as a can opener.
The pretty girl in the bikini was an eye-opener on the beach.
Girls wearing mini-skirts, walking or sitting, are very effective eye-openers.