How fast or to what extent we feel guilty depends upon our emotions. Guilt is a feeling of incompleteness in the emotion, because it hasn't followed the mean presented by reason. In men, the emotions on the whole are penetrated by reason. In women they are more autonomous, more quick. Men need to be taught to tie the elements together.
Children are more responsive to the emotions than adults.
In children, the emotions are not harnessed by habits. Children can move quickly from laughter to crying to laughter. They can perceive emotions quickly. The can recognize inauthenticity readily. Children will immediately recognize the uneasiness of adults about questions that are asked, like questions about sex.