Because they showed the directer is johns father and then everyone started to make laugh at him.
It's really impossible to find out which dialogue you're talking about. Anyway I know the dialogue between Suyuan revealed mother-daughter love, conflicts and so on.
Here are the following ways to represent the amount one tenths in four ways.
1/10
.10
1:10
1 to 10
A serious argument or disagreement
People can face challenges like judgement and inequality when establishing a new colony/society/world.