Short Quotes - Author Mark Twain Showing 1 - 3 of 3 Add Quote It's not the size of the dog in the fight, but the size of the fight in the dog. Mark Twain Motivational Upvote0 All you need is ignorance and confidence and the success is sure. Mark Twain Motivational Upvote0 To succeed in life, you need two things: ignorance and confidence. Mark Twain Motivational Upvote0