Ways to Say I'm Not Sure

I'm not sure if you have the time to read this post and I'm sorry if it's taking you away from something more important. Really, I hate to bother you--it's just that I think we have something kind of important to tell you. Is that OK?...said the author with no confidence whatsoever.

If you want others to believe in you, you must believe in your own value and act in a way that conveys confidence. Word choice telegraphs your confidence--or can make you look weak. Words are powerful – pick them wisely. Research shows that the good news is that with work, confidence can be acquired. “To become more confident, women need to stop thinking so much and just act. And yet, there is something very powerful about this prescription, aligning as it does with everything research tells us about the sources of female reticence, said Zachary Estes, a research psychologist who studies the confidence disparity between men and women.Let’s take that first action by replacing “I’m not sure” with one of these alternatives.