1. Be the change you wish to see in the world
成为你希望看到的改变
2. Believe you can and you're halfway there
相信你能做到,你已经完成了一半
3.The wealth of the mind is the only wealth
精神的财富是唯一的财富
4.We cannot always build the future for our youth , but we can build our youth for the future
我们不能总是为我们的青年造就美好未来,但我们能够为未来造就我们的青年一代