No, I won’t laugh, I’ve seen it before. In fact in 2011 I helped qualify one young lady who was initially genuinely terrified of fish.
Don’t worry about sharks, they spend most of their time trying to swim directly away from people. Whilst people (esp. newbie divers

) who expect to be terrified of them, spend their time swimming after them in pursuit. No doubt you will do the same.
My previous points re your mask still stand by the way.
Tioman vs Redang? Tioman is my long-time beach-bum destination of choice, and I’m happy to suggest places if you like. It’s incredibly small and low key for a place so close to KL and SG. Redang... I’ve never got off the Tioman beaches and bothered to go north... but travelled/informed friends suggest Redang is commercialised/concretey, but the diving is ok, and the Perhentians are better. Perhentians? I can’t be bothered dealing with ferry skippers/cos who claim not to be able to predict the tides and sail-timings even tomorrow and so have never been...
p.s. By the way how were the Gili's.... I'm going next month so tips welcome.