Mom saw the cloudy sky and thought that it was going to rain, so she told Ted to take an umbrella. Ted did not listen because he did not want to carry a big heavy umbrella with him. If it rained, Ted would prefer getting wet.
Why didn't Ted want to take an umbrella?
It didn't rain.
He didn't want to listen to his mother.
He wanted to get wet.
The umbrella was big and heavy.