It's wrong to not look out for pregnant women.
Ron is sitting on a bus, and a pregnant woman walked on and had to stand up.
Ron has to decide whether to give his seat to the woman.
Ron offers the woman his seat on the bus and stands instead.
Ron realizes that he's comfortable, so he decides to stay in his seat.
The woman feels grateful that she's able to sit down, and Ron feels good.
Ron feels guilty, and the woman has to stand for her entire trip.