Lampshading it doesn't make it go away.
Seems to make it worse .
It eliminates plausible deniability for ignorance. It doesn't actually make it more sexist, and it's arguable whether "saying something sexist on purpose for what one can presume is a halfway decent reason like sharing a neat quote" is worse than "saying something sexist accidentally through carelessness or ignorance or both".
A monthly thread for posting rationality-related quotes you've seen recently (or had stored in your quotesfile for ages).