A military operation involves deception. Even though you are competent, appear to be incompetent. Though effective, appear to be ineffective. Sun Tzu
All deception in the course of life is indeed nothing else but a lie reduced to practice, and falsehood passing from words into things. Robert Southey
It’s better to get something worthwhile done using deception than to fail to get something worthwhile done using truth. Carlos Castaneda
Life is the art of being well deceived; and in order that the deception may succeed it must be habitual and uninterrupted. William Hazlitt
All deception in the course of life is indeed nothing else but a lie reduced to practice, and falsehood passing from words into things. Robert South