“The best liars are those who tell the truth most of the time.”

“What would you think if I told you that I wasn’t an Allomancer?” Sazed asked.
“I’d think that you were lying,” Vin said.
“Have you known me to lie before?”
“The best liars are those who tell the truth most of the time.”

“That's what you get for telling the truth. Someone calls you a liar. Most people will accept a likely lie to an unlikely truth. In fact, they prefer it.”

“No one believes a liar. Even when she's telling the truth.”

“And even a liar can be scared into telling the truth, same as honest man can be tortured into telling a lie.”

“I don't mind being called a liar. I am. I am a marvelous liar. But I hate being called a liar when I´m telling the perfect truth.”

“It is always the best policy to speak the truth, unless, of course, you are an exceptionally good liar.”

“High school sucks. People who say those were the best years of your life—those people are liars… Who wants the best years of their life to be in high school? High school is something everybody should be ready to lose.”

“One can be absolutely truthful and sincere even though admittedly the most outrageous liar.”

“Unethical conduct is actually the conduct of destruction and fear; lies are told because one is afraid of the consequences should one tell the truth; thus, the liar is inevitably a coward, the coward is inevitably a liar.”