[header] How to make a lie sound convincing [title] Think about why you need to lie. [step] Everyone lies once in a while, but take a minute to consider whether lying is really worth it in this case. Lying takes a lot more mental capacity than telling the truth, and you might get in trouble if you get caught. 
[substeps] You might have a good reason for lying, such as trying to keep a friend in the dark about a surprise party. If this is the case, try not to feel bad about it because you're actually doing something nice! Never tell a lie for no reason at all.