41.  In fact neither sex nor gender need be characterized in this fashion.

42.  They needed to work and protect their home from defenders.

43.  We need to have the belief that everyone is equal.

44.  Laurie Penny has an article, Men: feminism needs you, which is intended to tell people that, without men, feminism is meaningless.

45.  First of all, it's unfair for men and women to play different roles in life and women needn't be obedient to men like slaves as they did in ancient times any more.

46.  So in my opinion, men and women don't need to play different roles in life anymore.

47.  Women nowadays always say "we need free, we need equity, we need all the same opportunities as the men. "

48.  Actually we only need to play the role of women well in the whole society and realize our own values.

49.  At that moment, we could save so much material on toilets, for man and woman is equal, and we only need one toilet, with man and woman sharing one.

50.  Last but not the least, there is still certain points needed to be clarified, that is, the family role played by men and women in household.