Illustration: Knowledge changes fate. (Knowledge Changes Fate) Water can carry a boat, but it can also capsize it. (Shuidiao Letou) A gentleman loves money and takes it in a proper way. (The Analects of Confucius) Unity is strength. (Unity is Strength) Diligence is the mother of success. Diligence is the mother of success Metaphorical argument: The vastness and depth of the sea could be described by comparing the sea to the starry sky. (Sea and Starry Sky) Success is like a diamond, it needs hard work and perseverance to dig it out. (Success is like a diamond, it needs hard work and perseverance to dig it out) Reading is like eating. Only when you are full can you have the strength to do your homework. (Reading is like eating. Only when you are full can you have the strength to do your homework.) Money is not omnipotent, but you can't do without money. (Money is not everything, but without money, you can't do anything) Failure is the mother of success. Only after experiencing failure can you experience the joy of success. Failure is the mother of success. Only after experiencing failure can you experience the joy of success.