Who said “The public have neither shame or gratitude.”?

“Revenge is profitable, gratitude is expensive.”

“One can never pay in gratitude; one can only pay ''in kind'' somewhere else in life.”

“Gratitude is one of the least articulate of the emotions, especially when it is deep.”

“... maybe the only thing worse than having to give gratitude constantly all the time, is having to accept it.”

“If you pick up a starving dog and make him prosperous, he will not bite you. This is the principal difference between a dog and a man.”

“Good temper is an estate for life.”

“We are not hypocrites in our sleep.”

“Prejudice is the child of ignorance.”

“As is our confidence, so is our capacity.”

“Grace in women has more effect than beauty.”

“Wit is the salt of conversation, not the food.”