"Your success and happiness lies in you. Resolve to keep happy, and your joy and you shall form an invincible host against difficulties." - Helen Keller.

你的胜利和幸福全在于你自己。下定决心维持欢乐，而你的欢乐和你自己将成为面对难题攻无不克的圣体—海伦·凯勒。