Most of the other folks who have come in to post have been saying, "dude, did you really want to defend a sexist cartoon as a good thing?".
But -- and this is the point that both you and they are missing completely -- the cartoon is not sexist!
The cartoon is highlighting and decrying casual sexism.
One of the characters in the cartoon makes a sexist remark, and the other character puts him down for it!
And if you cannot see the difference, you should consider taking some classes. Especially before you go around starting storms in teacups like this one.
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.