My sister and me share quite a lot of genes. We are almost each other’s opposites. She’s extrovert, I’m introvert. She’s got lots of friends, I have hardly any. She’s sporty and lean, I’m bookish and plump, and so on…
You can train your voice to be stronger and more assertive. I did some drama in High School. In the beginning, my voice didn’t even carry to the first row, but at the end, I could “throw” my voice all the way to the back of the auditorium.
Perhaps you ought not to copy what they say and do, but do a speech from your heart?
Make sure it’s not dripping in misogyny, though; that won’t impress the ladies.