He may also do a lot of good, many very rich people do and don't advertise it. I see nothing wrong in having a good time and some nice things if you can afford it; we all have different ideas about what constitutes that, I wouldn't want a yacht but if you like seafaring, why not?
Regardless of status, they were fellow human beings on board the boat when it sank and it must have been a horrendous experience. They were rescued fairly quickly however people can drown quickly and even quite good swimmers can panic.
We all know people who earn more than us, so what, being resentful of them is unattractive. We are better off than many, that's just how it is.