"Act only on that maxim whereby you can at the same time will that it should become a universal law of nature." 

-Immanuel Kant



"Excellence is a mean between two extremes - one an excess, and one a deficiency, both characterized as vices - relative to the person and that person's circumstances."  





"That action is right which maximizes happiness for the greatest number, or at least minimizes suffering."  

-John Stuart Mill