Pathos, Logos, and Ethos.

Pathos: A quality that evokes pity or sadness. It is used as a communication technique and is often used rhetorically. 

It is used to appeal to the emotions of the audience and elicits feelings that already reside in them. It is used to inspire emotion from the audience. It can be used to help draw the audience into an argument and help connect. 

An example of pathos is "Just one donation will get this puppy off the street and into a good home." 

Logos: A rhetorical or persuasive appeal to the audience's logic and rationality. The use of logical argument or fact. 

It is used to describe facts and logical statements in an argument. It is also used in persuasive writing. 

An example of logos is "No wonder 22% of the world wants to immigrate to New Zealand."

Ethos: An ethical or moral argument. Trust and credibility. 

It is used to gain trust and respect from the audience by showing that one is credible and ethical. 

An example of ethos is "As your principal, I warn you not to use your cellphones in class. This is prohibited"