Isn't "ladies first" just as sexist as "whites only" is racist?

In nicer restaurants women order first and get served first. It is supposedly good manners to allow women to go first (like leaving an elevator), just like it used to be good manners for whites only to sit in the front of the bus. Isn't "ladies first" just as sexist as "whites only"... show more In nicer restaurants women order first and get served first.

It is supposedly good manners to allow women to go first (like leaving an elevator), just like it used to be good manners for whites only to sit in the front of the bus.

Isn't "ladies first" just as sexist as "whites only" is racist?
Update: They used to say that giving a white man the last seat on the bus over a black woman was just "good manners" How is this any different?
Update 2: Please EXPLAIN why it is "ladies first" and not "gentlemen first"?????? Or "first come first served"?
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