Most privacy way to store passwords?

Im trying to find way to store passwords it doesn't have to be a quick way like automatically suggest on websites but privacy way that anyone can't access them.

I've been thinking about doing it this way:

I will encrypt two usb sticks with different keys and put my passwords in them so i will have an backup if one of them gets lost or something else. When I need to log on to something, I plug this stick to …

passwords privacy store