English Phrases – Expressing Opinions I am sure / I am certain that … I’m absolutely convinced… I am not certain, but… I am sure/certain/convinced that… I am under the impression that … I tend to think that… The main points are… Some people say that… The essential point is… I have the feeling that … I hold the opinion/ view that … I might be wrong but… I’m of the opinion that… I bet that… If you ask me… My conviction is that… Personally, I think… The point is that… I feel that… I would say…