The meltdown is because he dared to tell women that they have been lied to. Here is the offending segment:

For the ladies present today, congratulations on an amazing accomplishment. You should be proud of all that you have achieved to this point in your young lives. I want to speak directly to you briefly because I think it is you, the women, who have had the most diabolical lies told to you. How many of you are sitting here now about to cross this stage and are thinking about all the promotions and titles you are going to get in your career? Some of you may go on to lead successful careers in the world, but I would venture to guess that the majority of you are most excited about your marriage and the children you will bring into this world.

And the full speech